(Extra Set Spare Batteries)Lithium Ion Battery

Rechargeable 7.4V 2200MAH/3000MAH Li-ion Batteries, US Standard Dual Charger, USB Charging Cable Batteries for Heated Gloves.

About 2.5-3 hours for full charge, and working for 2.5-7 hours at different heating levels.

Please remove the batteries from heated gloves while charging or washing. Please charge the batteries every six months for good maintenance.

CE, UL, FCC Certified. Please feel free to contact us for any questions