High quality DOOV BL-G36 Smartphone battery on sale,Save up to 30%!

We sell DOOV BL-G36 Smartphone battery at the best price! 1 Year Warranty!

Type : Li-ion
Capacity : 2100mAh/7.77WH
Voltage : 3.7V
Model : BL-G36

When buying a DOOV BL-G36 Smartphone battery, you need to pay attention to the following aspects:

Battery product number: This is the unique identifier of the battery that matches your model. It is important to buy a BL-G36 battery with the same product number as your original one to ensure compatibility and safety.

Capacity: It is measured in milliampere-hours (mAh) or watt-hours (Wh). The higher the capacity, the longer the battery life. However, higher capacity batteries BL-G36 may also be heavier, larger, and more expensive. You should balance your needs and preferences when choosing a battery capacity.

Voltage: It is measured in volts (V). The voltage of the battery should match the voltage of your original battery BL-G36.

Price: This is the amount of money that you need to pay for the battery BL-G36. You should compare different options and look for discounts or promotions to get the best value for your money.

Warranty: This is the guarantee that the battery BL-G36 seller provides to cover any defects or malfunctions of the battery within a certain period of time. The warranty may vary from a few months to a few years depending on the seller and the quality of the battery.

Terms of delivery: This is the information about how and when the battery BL-G36 will be delivered to you after you place an order. The terms of delivery may include shipping fees, delivery time, tracking number, return policy, and customer service. You should check the terms of delivery carefully before buying a battery and contact the seller if you have any questions or issues.

We are proud to announce that we have expanded our market to different language countries, so you can enjoy shopping in your preferred language. You can choose from our online stores in English, Español, Français, Deutsch, and more.

Akku DOOV BL-G36>> Batería DOOV BL-G36>> Batteria DOOV BL-G36>> DOOV BL-G36 Akku>>> DOOV BL-G36 accu

Can replace the following part numbers :

BL-G36

Fits the Following Models :

For DOOV D10/D10S

New Battery 2100mAh/7.77WH 3.7V BL-G36 Battery For DOOV D10/D10S

High quality BL-G36 battery replacement part. Each battery is tested before shipping and 100% working. 100% Brand New, not pulled from a working part.

In our online store you can buy DOOV batteries, accessories and spare parts safely and cheaply.
We carry out the wholesale and retail sale with fast shipments from HK to UK & US& Europe.
You have a year of warranty on all your purchases made through our store and online support post-sale where we will solve all your questions or problems.
Buy your exclusive DOOV batteries and accessories on our website with great features, but at a very cheap price.

Battery replacement DOOV BL-G30 Battery replacement DOOV BL-G35 Battery replacement DOOV 2406 Battery replacement DOOV BL-C06 Battery replacement DOOV BL-G34 Battery replacement DOOV PL-C09 Battery replacement DOOV PL-C11 Battery replacement DOOV PL-C06 Battery replacement DOOV PL-C25 Battery replacement DOOV BL-C10

We hope you have a pleasant shopping experience with us. Thank you for choosing our online store.

High quality DOOV PL-Q6208 Smartphone battery on sale,Save up to 30%!

We sell DOOV PL-Q6208 Smartphone battery at the best price! 1 Year Warranty!

Type : Li-Polymer
Capacity : 3900mAh/17.16WH
Voltage : 3.85V
Model : PL-Q6208

When buying a DOOV PL-Q6208 Smartphone battery, you need to pay attention to the following aspects:

Battery product number: This is the unique identifier of the battery that matches your model. It is important to buy a PL-Q6208 battery with the same product number as your original one to ensure compatibility and safety.

Capacity: It is measured in milliampere-hours (mAh) or watt-hours (Wh). The higher the capacity, the longer the battery life. However, higher capacity batteries PL-Q6208 may also be heavier, larger, and more expensive. You should balance your needs and preferences when choosing a battery capacity.

Voltage: It is measured in volts (V). The voltage of the battery should match the voltage of your original battery PL-Q6208.

Price: This is the amount of money that you need to pay for the battery PL-Q6208. You should compare different options and look for discounts or promotions to get the best value for your money.

Warranty: This is the guarantee that the battery PL-Q6208 seller provides to cover any defects or malfunctions of the battery within a certain period of time. The warranty may vary from a few months to a few years depending on the seller and the quality of the battery.

Terms of delivery: This is the information about how and when the battery PL-Q6208 will be delivered to you after you place an order. The terms of delivery may include shipping fees, delivery time, tracking number, return policy, and customer service. You should check the terms of delivery carefully before buying a battery and contact the seller if you have any questions or issues.

We are proud to announce that we have expanded our market to different language countries, so you can enjoy shopping in your preferred language. You can choose from our online stores in English, Español, Français, Deutsch, and more.

Akku DOOV PL-Q6208>> Batería DOOV PL-Q6208>> Batteria DOOV PL-Q6208>> DOOV PL-Q6208 Akku>>> DOOV PL-Q6208 accu

Can replace the following part numbers :

PL-Q6208

Fits the Following Models :

For DOOV X11 PRO

New Battery 3900mAh/17.16WH 3.85V PL-Q6208 Battery For DOOV X11 PRO

High quality PL-Q6208 battery replacement part. Each battery is tested before shipping and 100% working. 100% Brand New, not pulled from a working part.

In our online store you can buy DOOV batteries, accessories and spare parts safely and cheaply.
We carry out the wholesale and retail sale with fast shipments from HK to UK & US& Europe.
You have a year of warranty on all your purchases made through our store and online support post-sale where we will solve all your questions or problems.
Buy your exclusive DOOV batteries and accessories on our website with great features, but at a very cheap price.

Battery replacement DOOV BL-G35 Battery replacement DOOV BL-C19 Battery replacement DOOV PL-Q5801 Battery replacement DOOV BL-G25 Battery replacement DOOV PL-C26 Battery replacement DOOV BL-C17 Battery replacement DOOV PL-Q6208 Battery replacement DOOV PL-C27 Battery replacement DOOV BL-D24 Battery replacement DOOV PL-C17

We hope you have a pleasant shopping experience with us. Thank you for choosing our online store.

High quality DOOV PL-C37 Smartphone battery on sale,Save up to 30%!

We sell DOOV PL-C37 Smartphone battery at the best price! 1 Year Warranty!

Type : Li-Polymer
Capacity : 2900mAh/11.02WH
Voltage : 3.8V
Model : PL-C37

When buying a DOOV PL-C37 Smartphone battery, you need to pay attention to the following aspects:

Battery product number: This is the unique identifier of the battery that matches your model. It is important to buy a PL-C37 battery with the same product number as your original one to ensure compatibility and safety.

Capacity: It is measured in milliampere-hours (mAh) or watt-hours (Wh). The higher the capacity, the longer the battery life. However, higher capacity batteries PL-C37 may also be heavier, larger, and more expensive. You should balance your needs and preferences when choosing a battery capacity.

Voltage: It is measured in volts (V). The voltage of the battery should match the voltage of your original battery PL-C37.

Price: This is the amount of money that you need to pay for the battery PL-C37. You should compare different options and look for discounts or promotions to get the best value for your money.

Warranty: This is the guarantee that the battery PL-C37 seller provides to cover any defects or malfunctions of the battery within a certain period of time. The warranty may vary from a few months to a few years depending on the seller and the quality of the battery.

Terms of delivery: This is the information about how and when the battery PL-C37 will be delivered to you after you place an order. The terms of delivery may include shipping fees, delivery time, tracking number, return policy, and customer service. You should check the terms of delivery carefully before buying a battery and contact the seller if you have any questions or issues.

We are proud to announce that we have expanded our market to different language countries, so you can enjoy shopping in your preferred language. You can choose from our online stores in English, Español, Français, Deutsch, and more.

Akku DOOV PL-C37>> Batería DOOV PL-C37>> Batteria DOOV PL-C37>> DOOV PL-C37 Akku>>> DOOV PL-C37 accu

Can replace the following part numbers :

PL-C37

Fits the Following Models :

For DOOV L525

New Battery 2900mAh/11.02WH 3.8V PL-C37 Battery For DOOV L525

High quality PL-C37 battery replacement part. Each battery is tested before shipping and 100% working. 100% Brand New, not pulled from a working part.

In our online store you can buy DOOV batteries, accessories and spare parts safely and cheaply.
We carry out the wholesale and retail sale with fast shipments from HK to UK & US& Europe.
You have a year of warranty on all your purchases made through our store and online support post-sale where we will solve all your questions or problems.
Buy your exclusive DOOV batteries and accessories on our website with great features, but at a very cheap price.

Battery replacement DOOV BL-C15 Battery replacement DOOV PL-C11 Battery replacement DOOV PL-C21 Battery replacement DOOV BL-D24 Battery replacement DOOV BL-G11 Battery replacement DOOV PL-C38 Battery replacement DOOV BL-C07 Battery replacement DOOV BL-D20 Battery replacement DOOV PL-C23 Battery replacement DOOV PL-C18

We hope you have a pleasant shopping experience with us. Thank you for choosing our online store.

High quality DOOV BL-D11 Smartphone battery on sale,Save up to 30%!

We sell DOOV BL-D11 Smartphone battery at the best price! 1 Year Warranty!

Brand : DOOV battery
Type : Li-ion
Capacity : 780mAh/2.886WH
Voltage : 3.7V
Model : BL-D11

When buying a DOOV BL-D11 Smartphone battery, you need to pay attention to the following aspects:

Battery product number: This is the unique identifier of the battery that matches your model. It is important to buy a BL-D11 battery with the same product number as your original one to ensure compatibility and safety.

Capacity: It is measured in milliampere-hours (mAh) or watt-hours (Wh). The higher the capacity, the longer the battery life. However, higher capacity batteries BL-D11 may also be heavier, larger, and more expensive. You should balance your needs and preferences when choosing a battery capacity.

Voltage: It is measured in volts (V). The voltage of the battery should match the voltage of your original battery BL-D11.

Price: This is the amount of money that you need to pay for the battery BL-D11. You should compare different options and look for discounts or promotions to get the best value for your money.

Warranty: This is the guarantee that the battery BL-D11 seller provides to cover any defects or malfunctions of the battery within a certain period of time. The warranty may vary from a few months to a few years depending on the seller and the quality of the battery.

Terms of delivery: This is the information about how and when the battery BL-D11 will be delivered to you after you place an order. The terms of delivery may include shipping fees, delivery time, tracking number, return policy, and customer service. You should check the terms of delivery carefully before buying a battery and contact the seller if you have any questions or issues.

We are proud to announce that we have expanded our market to different language countries, so you can enjoy shopping in your preferred language. You can choose from our online stores in English, Español, Français, Deutsch, and more.

Akku DOOV BL-D11>> Batería DOOV BL-D11>> Batteria DOOV BL-D11>> DOOV BL-D11 Akku>>> DOOV BL-D11 accu

Can replace the following part numbers :

BL-D11

Fits the Following Models :

For DOOV S660
Charge limit voltage:4.2V

We hope you have a pleasant shopping experience with us. Thank you for choosing our online store.

High quality DOOV BL-D20 Smartphone battery on sale,Save up to 30%!

We sell DOOV BL-D20 Smartphone battery at the best price! 1 Year Warranty!

Brand : DOOV battery
Type : Li-ion
Capacity : 920mAh/3.404WH
Voltage : 3.7V
Model : BL-D20

When buying a DOOV BL-D20 Smartphone battery, you need to pay attention to the following aspects:

Battery product number: This is the unique identifier of the battery that matches your model. It is important to buy a BL-D20 battery with the same product number as your original one to ensure compatibility and safety.

Capacity: It is measured in milliampere-hours (mAh) or watt-hours (Wh). The higher the capacity, the longer the battery life. However, higher capacity batteries BL-D20 may also be heavier, larger, and more expensive. You should balance your needs and preferences when choosing a battery capacity.

Voltage: It is measured in volts (V). The voltage of the battery should match the voltage of your original battery BL-D20.

Price: This is the amount of money that you need to pay for the battery BL-D20. You should compare different options and look for discounts or promotions to get the best value for your money.

Warranty: This is the guarantee that the battery BL-D20 seller provides to cover any defects or malfunctions of the battery within a certain period of time. The warranty may vary from a few months to a few years depending on the seller and the quality of the battery.

Terms of delivery: This is the information about how and when the battery BL-D20 will be delivered to you after you place an order. The terms of delivery may include shipping fees, delivery time, tracking number, return policy, and customer service. You should check the terms of delivery carefully before buying a battery and contact the seller if you have any questions or issues.

We are proud to announce that we have expanded our market to different language countries, so you can enjoy shopping in your preferred language. You can choose from our online stores in English, Español, Français, Deutsch, and more.

Akku DOOV BL-D20>> Batería DOOV BL-D20>> Batteria DOOV BL-D20>> DOOV BL-D20 Akku>>> DOOV BL-D20 accu

Can replace the following part numbers :

BL-D20

Fits the Following Models :

For DOOV S930
Charge limit voltage:4.2V

We hope you have a pleasant shopping experience with us. Thank you for choosing our online store.

The well-made DOOV PL-C05 phone battery for your DOOV mobile phone original li battery is your best choice.1 year Warranty, 100% Guarantee Quality and Fully Test!To ensure the best performance, the battery is designated in multiple intelligence security protection and adopted the fireproof plastic housing, original protection IC chip, branded Li-ion batteries.Find many great new & used options and get the best deals in our store.

• Brand : DOOV Battery
• Type : Li-ion
• Capacity: 1750mAh/6.65WH
• Voltage : 3.8V
• Product Code: 22LK826_Te

PL-C05 Replacement with the following models：

PL-C05

Product DOOV PL-C05 is perfectly compatible with product model DOOV S2 :

For DOOV S2

• ibatterie : Batteria DOOV PL-C05
  akkufurpc: handy-akku DOOV PL-C05
  paquetedebaterias: DOOV PL-C05 Batería
• mondepcbatterie.com: DOOV PL-C05 Batteries pour téléphones cellulaires
  tienda-baterias : Batería para teléfonos móviles DOOV PL-C05
  tuttebatterie: Batteria del cellulare DOOV PL-C05
• aufladen-akku: DOOV PL-C05 HANDY AKKU
  enouteccbattery: DOOV PL-C05 Cell Phone Battery
  pc-battery-exchange: DOOV PL-C05 携帯電話のバッテリー
  batteryclub: PL-C05 Battery
  shopbatteries: PL-C05 Battery

https://www.sobattery.co.uk/doov-laptop-battery-for-PL-C05-187396.html

Pay Attention to buy DOOV PL-C05:

1. Protection Time For Delivery---for all customer, if you do not receive the parcel after 7 working days,Please feel free to contact us for extending order protection time.
2. Supplier Service---We are honest and responsible supplier,we will try our best to resolve all customer friend's problems and make you 100% happy and satisfied in our shop finally.
3. No Dispute & No Negative---Please be sure to contact us before opening a dispute or leaving Negative feedback about any problems,let's keep good business relationship.

Use the DOOV PL-C05 Cell Phone Battery correctly:

Smartphones have the mighty power of super computers in a tiny package that can fit in the palm of our hands. They allow us to communicate, find entertainment, get work done, manage our finances, navigate to our destinations, shop the Web, and so much more. That is… until the battery runs out. Charging tip: Lithium-ion batteries don’t like being really low or really high. Experts agree that keeping your phone’s battery between 30 and 80 percent most of the time is the sweet spot for promoting its longevity.

About sobattery.co.uk

sobattery.co.uk is an online store that provides the widest range of batteries, adapters and accessories for mobile devices. All products are of high quality and low price.Your absolute satisfaction is our top objective. We stand by the quality of our notebook batteries and offer a 30-day money-back guarantee on all our products, no questions asked. Our products also carry a 12-month full repair or replacement warranty for any form of manufacturing defects.

Maybe you want to see these batteries:

Alcatel TLP038DA phone battery

MOTOROLA HW4X phone battery

ZTE ORBIC-RC501L phone battery

NEON 425384P phone battery

Blackview 726280P phone battery

TECNO BL-F32040A phone battery

Leagoo SHARK_1 phone battery

Smartron TB5911 phone battery

The well-made DOOV BL-D11 phone battery for your DOOV mobile phone original li battery is your best choice.1 year Warranty, 100% Guarantee Quality and Fully Test!To ensure the best performance, the battery is designated in multiple intelligence security protection and adopted the fireproof plastic housing, original protection IC chip, branded Li-ion batteries.Find many great new & used options and get the best deals in our store.

• Brand : DOOV Battery
• Type : Li-ion
• Capacity: 780mAh/2.886WH
• Voltage : 3.7V
• Product Code: 22LK595_Te

BL-D11 Replacement with the following models：

BL-D11

Product DOOV BL-D11 is perfectly compatible with product model DOOV S660 :

For DOOV S660
Charge limit voltage:4.2V

• ibatterie : Batteria DOOV BL-D11
  akkufurpc: handy-akku DOOV BL-D11
• mondepcbatterie.com: DOOV BL-D11 Batteries pour téléphones cellulaires
  tienda-baterias : Batería para teléfonos móviles DOOV BL-D11
  tuttebatterie: Batteria del cellulare DOOV BL-D11
• aufladen-akku: DOOV BL-D11 HANDY AKKU
  enouteccbattery: DOOV BL-D11 Cell Phone Battery
  pc-battery-exchange: DOOV BL-D11 携帯電話のバッテリー

https://www.sobattery.co.uk/doov-laptop-battery-for-BL-D11-186920.html

Pay Attention to buy DOOV BL-D11:

1. Protection Time For Delivery---for all customer, if you do not receive the parcel after 7 working days,Please feel free to contact us for extending order protection time.
2. Supplier Service---We are honest and responsible supplier,we will try our best to resolve all customer friend's problems and make you 100% happy and satisfied in our shop finally.
3. No Dispute & No Negative---Please be sure to contact us before opening a dispute or leaving Negative feedback about any problems,let's keep good business relationship.

Use the DOOV BL-D11 Cell Phone Battery correctly:

Smartphones have the mighty power of super computers in a tiny package that can fit in the palm of our hands. They allow us to communicate, find entertainment, get work done, manage our finances, navigate to our destinations, shop the Web, and so much more. That is… until the battery runs out. Charging tip: Lithium-ion batteries don’t like being really low or really high. Experts agree that keeping your phone’s battery between 30 and 80 percent most of the time is the sweet spot for promoting its longevity.

About sobattery.co.uk

sobattery.co.uk is an online store that provides the widest range of batteries, adapters and accessories for mobile devices. All products are of high quality and low price.Your absolute satisfaction is our top objective. We stand by the quality of our notebook batteries and offer a 30-day money-back guarantee on all our products, no questions asked. Our products also carry a 12-month full repair or replacement warranty for any form of manufacturing defects.

Maybe you want to see these batteries:

Alcatel CAB22B0000C1 phone battery

K_Touch TBL5995A phone battery

QIKU QK-392 phone battery

Samsung EB-BN770ABY phone battery

OPPO BLP607 phone battery

LEPHONE BLF-T3+ phone battery

Doogee X53 phone battery

Hisense LP37450 phone battery

The well-made DOOV BL-D20 phone battery for your DOOV mobile phone original li battery is your best choice.1 year Warranty, 100% Guarantee Quality and Fully Test!To ensure the best performance, the battery is designated in multiple intelligence security protection and adopted the fireproof plastic housing, original protection IC chip, branded Li-ion batteries.Find many great new & used options and get the best deals in our store.

• Brand : DOOV Battery
• Type : Li-ion
• Capacity: 920mAh/3.404WH
• Voltage : 3.7V
• Product Code: 22LK596_Te

BL-D20 Replacement with the following models：

BL-D20

Product DOOV BL-D20 is perfectly compatible with product model DOOV S930 :

For DOOV S930
Charge limit voltage:4.2V

• ibatterie : Batteria DOOV BL-D20
  akkufurpc: handy-akku DOOV BL-D20
• mondepcbatterie.com: DOOV BL-D20 Batteries pour téléphones cellulaires
  tienda-baterias : Batería para teléfonos móviles DOOV BL-D20
  tuttebatterie: Batteria del cellulare DOOV BL-D20
• aufladen-akku: DOOV BL-D20 HANDY AKKU
  enouteccbattery: DOOV BL-D20 Cell Phone Battery
  pc-battery-exchange: DOOV BL-D20 携帯電話のバッテリー

https://www.sobattery.co.uk/doov-laptop-battery-for-BL-D20-186921.html

Pay Attention to buy DOOV BL-D20:

1. Protection Time For Delivery---for all customer, if you do not receive the parcel after 7 working days,Please feel free to contact us for extending order protection time.
2. Supplier Service---We are honest and responsible supplier,we will try our best to resolve all customer friend's problems and make you 100% happy and satisfied in our shop finally.
3. No Dispute & No Negative---Please be sure to contact us before opening a dispute or leaving Negative feedback about any problems,let's keep good business relationship.

Use the DOOV BL-D20 Cell Phone Battery correctly:

Smartphones have the mighty power of super computers in a tiny package that can fit in the palm of our hands. They allow us to communicate, find entertainment, get work done, manage our finances, navigate to our destinations, shop the Web, and so much more. That is… until the battery runs out. Charging tip: Lithium-ion batteries don’t like being really low or really high. Experts agree that keeping your phone’s battery between 30 and 80 percent most of the time is the sweet spot for promoting its longevity.

About sobattery.co.uk

sobattery.co.uk is an online store that provides the widest range of batteries, adapters and accessories for mobile devices. All products are of high quality and low price.Your absolute satisfaction is our top objective. We stand by the quality of our notebook batteries and offer a 30-day money-back guarantee on all our products, no questions asked. Our products also carry a 12-month full repair or replacement warranty for any form of manufacturing defects.

Maybe you want to see these batteries:

Leagoo BT-6009 phone battery

MOTOROLA BC60 phone battery

NOKIA V730 phone battery

Apple 161-00042 phone battery

PHILIPS AB2070BWM phone battery

HUAWEI HB396589ECW phone battery

HTC B058100 phone battery

TP_link NBL-46A2300 phone battery

The well-made DOOV BL-G32 phone battery for your DOOV mobile phone original li battery is your best choice.1 year Warranty, 100% Guarantee Quality and Fully Test!To ensure the best performance, the battery is designated in multiple intelligence security protection and adopted the fireproof plastic housing, original protection IC chip, branded Li-ion batteries.Find many great new & used options and get the best deals in our store.

• Brand : DOOV Battery
• Type : Li-ion
• Capacity: 1500mAh/5.55WH
• Voltage : 3.7V
• Product Code: 22LK481_Te

BL-G32 Replacement with the following models：

BL-G32

Product DOOV BL-G32 is perfectly compatible with product model DOOV D900 D900S i1314 :

For DOOV D900 D900S i1314

• ibatterie : Batteria DOOV BL-G32
  akkufurpc: handy-akku DOOV BL-G32
• mondepcbatterie.com: DOOV BL-G32 Batteries pour téléphones cellulaires
  tienda-baterias : Batería para teléfonos móviles DOOV BL-G32
  tuttebatterie: Batteria del cellulare DOOV BL-G32
• aufladen-akku: DOOV BL-G32 HANDY AKKU
  enouteccbattery: DOOV BL-G32 Cell Phone Battery
  pc-battery-exchange: DOOV BL-G32 携帯電話のバッテリー

https://www.sobattery.co.uk/doov-laptop-battery-for-BL-G32-186440.html

Pay Attention to buy DOOV BL-G32:

1. Protection Time For Delivery---for all customer, if you do not receive the parcel after 7 working days,Please feel free to contact us for extending order protection time.
2. Supplier Service---We are honest and responsible supplier,we will try our best to resolve all customer friend's problems and make you 100% happy and satisfied in our shop finally.
3. No Dispute & No Negative---Please be sure to contact us before opening a dispute or leaving Negative feedback about any problems,let's keep good business relationship.

Use the DOOV BL-G32 Cell Phone Battery correctly:

Smartphones have the mighty power of super computers in a tiny package that can fit in the palm of our hands. They allow us to communicate, find entertainment, get work done, manage our finances, navigate to our destinations, shop the Web, and so much more. That is… until the battery runs out. Charging tip: Lithium-ion batteries don’t like being really low or really high. Experts agree that keeping your phone’s battery between 30 and 80 percent most of the time is the sweet spot for promoting its longevity.

About sobattery.co.uk

sobattery.co.uk is an online store that provides the widest range of batteries, adapters and accessories for mobile devices. All products are of high quality and low price.Your absolute satisfaction is our top objective. We stand by the quality of our notebook batteries and offer a 30-day money-back guarantee on all our products, no questions asked. Our products also carry a 12-month full repair or replacement warranty for any form of manufacturing defects.

Maybe you want to see these batteries:

Huawei HB5P1H phone battery

Alcatel TLP030F2 phone battery

VIVO B-F3 phone battery

MEIZU BA851 phone battery

Alcatel TLP025DC phone battery

Lenovo BL300 phone battery

SAMSUNG AB463446BA phone battery

VIVO B-K2 phone battery