This Dual pack of Powersheer Micro Rechargeable Li-ion batteries are compatible with Fieldsheer Standard Heated Socks, Thermal Heated Socks, and Merino Heated Socks. Control your heat levels on your socks by a press of the battery button to select between High, Medium and Low heat. Recharge using the included Micro USB to USB cable for hours of heat.
Specifications:
- Two batteries & Micro USB Charge Cable included
- Powersheer Micro Battery
- Output Rating(DC Plug): 3.7volts, 2200mAh
- Charging Input(Micro USB): DC 5volt, 1000mA
- Charge Time: 4-5 hours*
- Size Inches: 2.8in x 1.2in x 0.83in
- Size Metric: 71mm x 31mm x 21mm
- Micro USB Charge Cable: 1m
- USB Split-Y cable with Dual Micro USB connectors
*When using 5V 1A USB wall charger