FEATURES

• Rechargeable 7.4V 2200MAH/3000MAH Li-ion Batteries
• About 2.5-3 hours for fully charged, and working for 2.5-7 hours at different heating levels
• Please remove the batteries from heated gloves or socks while charging or washing.
• Please charge the batteries every six months when not use for good maintenance
• CE, UL,FCC Certified
• Sold each