Make sure your feet stay warm longer with the ThermaCe Pro FlexBattery Pack. It can hold a charge that lasts up to five hours of constant use on a medium heat setting and is easily recharged in four hours using the included wall charger or USB port. Stay charged and ready for all of your cold-weather adventures with the ThermaCell ProFlex Battery Pack.
FEATURES:
- Battery pack used to charge the ThermaCell ProFlex Heated Insoles
- Charge lasts up to five hours of constant use (medium heat setting)
- Charges in 4 hours using included wall charger or USB port
- Wall charge wires easily disconnect and serve as a carrying case for batteries
- Included: Two rechargeable lithium-ion polymer batteries, 1 USB cable, 1 wall charger and 1 smart charging case