(4 Pack) This Rechargeable lithium-ion battery is specifically designed for Heated Gloves Product Features: Voltage: 7.4 Volt Capacity: 2200mAh Battery Chemistry: Li-ion Part Number: HG-XML7422 Electric Gloves Battery Replacement Size Dimensions: 2.42" x 0.55" x 1.90" Weight: 2.5 oz DC Connector For 1 Pack For 2 Pack This battery works for the following models: Heated Gloves Socks Bottoms Ski Mask Thermal Batteries Electric Gloves Heated Thermal Underwear Li-ion Batteries Heated Hats heated waist belt vests jackets cycles of charging lifespan Liners Mittens Socks Vest Jacket Hand Muff