Replacement battery for Thin Ultra Heat liner S.E.T Heat Accessory Whether paired with a Therm-ic

Whether paired with a Therm-ic Body-Pack external battery (not included) for active heating

360° warmth around fingers

Ultra-quiet operation for use anywhere

Battery: Compatible only with Therm-ic Body-Pack external battery (not included)

and cold-weather training

Replacement battery for Thin Ultra Heat liner S.E.T Heat Accessory Whether paired with a Therm-icThese spare batteries are compatible with Therm ic Thin Ultra Heat S. E. T.heated liners. The batteries provide up to 7. 5 hours of heat. Battery specifications: 3. 7 V; 3600mAh. Please note: 2 pairs of batteries are required for 1 pair of Thin Ultra Heat liner S. E. T. gloves. 1 pair of batteries per glove.