Hello， we are all batteries have a custom size，

if you need to customize the size of your battery，

contact us， we can customize according to your requirements.thank you

Battery Type:Lithium Battery
Shipments voltage:3.8V-4.0V
Whether the charge:Rechargeable
Package:According to customer requirements

The company supplies lithium batteries， lithium polymer battery ， 18650 battery ， digital products batteries， lighting products batteries， power tools batteries ， lights， batteries， electronics batteries， battery back-up power ， etc.， are welcome to inquire !

Specifications:

Nominal Capacity : 100mAH

Nominal Voltage : 3.7V

Internal resistance : 300m

Size : 4.0mm * 12mm * 30mm

Manufacturer : LJY

Charge limit voltage : 4.25 0.05V

Deadline Operating voltage : 2.75V

Standard Charge Current : 50mA (0.5C)

Maximum charge current : 100mA (1C)

Standard Discharge Current : 20mA (0.2C)

Maximum continuous discharge current : 200mA (2C)

Discharge temperature: -20 to 60

Charging environment : 0 to 45

Storage environment : -20 to 45

Cycle life: 500 times (0.5C discharge ， 0.5C charge ， 23 )

Certificate : RoHS

Customizable : Size ， capacity size ， packaging requirements ， the combination of methods. Features: Thin lightweight ， high energy density， high security， environmental protection ， longer life.

Applicable products : Sport MP3 Headset ， Bluetooth headsets， digital products and electronic products .

Shenzhen City Jia billion Technology Co.， Ltd.