Extra battery kit for heated gloves - Ultra Heat Boost GL5200 Free Charger Optimum performance: Thermo-regulating knitting technology

Optimum performance: Thermo-regulating knitting technology ensures evenly distributed warmth

Key advantages :

the Genuflex GFX guarantee a perfect fit for your feet and constant support all day long

even under heavy use

Easy to cut and insert into the boot

Extra battery kit for heated gloves - Ultra Heat Boost GL5200 Free Charger Optimum performance: Thermo-regulating knitting technologyDeveloped for the Therm ic Ultra Heat Boost Gloves and Ultra Heat Boost Mittens (gloves with a new heating element (+1. 5W) to increase the feeling of warmth), these 5200mAh batteries are more powerful, allowing you to get more heat. In addition, these batteries charge faster than the old ones (5h30 instead of 8h). Please refer to the table below for the heating times of the different batteries.