About this item DETAILS: Targeted Heat, 3 Heating Modes, Heats up to 140F (60C), Provides Up To 8 Hours of Heat, Lightweight and Flexible, Battery Storage Pocket, Push-button Temperature Control, Powered by two 2200mAh LiPo Battery Packs, Dual Charger Charges Both Batteries at Once, Use with Any Boots, Machine Washable (Gentle/Delicate Cycles Only) 3 HEATING MODES: 1) Up to 140F (60C) / 4 Hours of Run Time, 2) Up to 122F (50C) / 5 Hours of Run Time, 3) Up to 113F (45C) / 8 Hours of Run Time DUAL CHARGER: Recharge both batteries at the same time so both gloves are ready when you need them. PUSH-BUTTON TEMPERATURE CONTROL: Control the temperature with the push of a button. The button will clearly illuminate based on the selected mode (Red = High, Orange = Medium and Yellow = Low). INCLUDED ACCESSORIES: 2x 2200mAh LiPo Batteries, 1x Dual Charger DC charging cable