Including 2PCS SAVIOR HEAT 7.4V 2200mAh Rechargable LI-Polymer Batteries;If you need Single Battery, Please search Asin: B08X6NGF8L, If you need extra charger, please search Asin: B07SJRNB84, and search: B07SHS6L1R for 3000mah batteries
Only use for SAVIOR HEAT Heated gloves, heated socks, heated hats, Charge the batteries with SAVIOR HEAT chargers only
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 while charging or washing. Please charge the batteries every six months when not use for good maintenance
CE, UL,FCC Certified, please feel free to contact us for any questions