• Rechargeable 7.4V 3000MAH Li-ion Batteries

• Use for Sun Will Heated Gloves，Heated Socks，Heated Hats，Heated Balaclava Ski Mask，Heated Thermal Underwears Bottoms

• Charge it with SUN WILL chargers only.First Remove battery from heated gloves or socks during charging

• First Remove battery from Gloves or Socks before washing

• A pair 7.4V , 3000MAH Rechargable Li-ion Batteries

Batteries are new, but may have slight cosmetic imperfections from storage.