7.4V 2200mAh/3500mAh/5000mAh Li-Polymer Rechargeable Batteries for Battery Heated Gloves Mittens Liners, Socks（3500mAh）

Including 2PCS M Jiuyunmu 7.4V 3500mAh Rechargable LI-Polymer Batteries，One one-two DC head charging cable（Please Charging Batteries for 3 hours before your first use） Use for Heated Gloves , Heated Socks, Heated Hats，Heated Balaclava Ski Mask，Heated Thermal Underwears Bottoms.and Remove battery from heated gloves or socks during charging About 3-4 hours for fully charged, and working for 3.5-8 hours at different heating levels。Please remove the batteries from heated gloves while charging or washing Batteries Using life: 500-600 cycles of charging. Precautions: charge the batteries regularly to prevent damage by excessive discharge, remove the batteries from gloves before washing or when charging This battery can be used as a replacement battery for charging gloves, a spare battery for heated socks, and a replacement battery for charging clothes