Battery

The 3.7-volt Premium Bluetooth® battery is exclusive to our Premium BT heated sock and can be controlled with the MW Connect® App.   To learn more about which garments are compatible with what batteries, check out our Mobile Warming® Technology Battery Compatibility Chart. Specifications: ONE BATTERY INCLUDED Rating: 3.7volts, 2200mAh Input: DC Jack 4.7volt@1A Micro USB…