Warm Socks Battery Power Bank 3.7v 1900mAh (BP3501)

The BP3501-3V1900 is 3.7v 1900mAh version of BP3501 li ion rechargeable battery pack made of 1pcs BAK 103450 battery or other optional 103450 battery.  Application: lenz ski socks, battery operated heated slippers, usb heated socks, feet heaters socks, heated motorcycle socks,bluetooth heated socks, best warm socks for women, electric compression socks, feet heater socks and other 3v heated wear products. 

Battery ID: BP3501-3V1900
Cell inside: 1pcs li ion 103450 battery
Dimension: 24*40*61mm
Capacity: 3.7v 1900mAh
Input:  4.2v 1.5A max
Output: 4.2v~3V 2A max, Constant DC, no button, no light, no output settings. To get output setting, customer can use this battery with our T21sicpu the silicon pushbutton heat controller. 
Input/Ouput Terminal: 3.5*1.35mm coax type, 
or designated connector in extension cable.
Weight: 55g
Function Code: NC

The BP3501 battery is designed for light duty electric heated wears application.  It has most compact size  24*40*61mm , a 3.5*1.35mm coax type socket connector or other specified connector type.

Typical Capacity Option: 
3.7v 1800mAh/1900mAh/2000mAh/2300mAh

The BP3501 battery has no output settings. To get output setting, can use with below T21sicpu silicon pushbutton heat controller. 

The silicon button heat controller allow user operates the heating gears very easily. 
Our T21sicpu silicon heat controller works for 7v/12/15v heating gears, it takes power from an external battery pack 
or from motorcycle/vehicle battery, or even from an AC/DC power supply when user stay indoor.
Our T21sicpu silicon heat controller works for all our most batteries except those PC (Pulse output only) types. 

Lithium ion rechargeable battery chargers, li ion chargers, battery chargers, rechargeable battery chargers.