out this item【SUPERIOR HAND-SHAPED HEATING ELEMENTS】The new design Heated gloves liners with 2pcs 2500mAh high capacity rechargeable lithium polymer capacity batteries, states the Electric gloves will last up to around 7.5-8h on the lowest setting, 4-5h on the medium setting and about 3h on the highest. These battery gloves are guaranteed to provide women and man powerful warmth and comfort while in a cold weather;【NEW DESIGN FULL COVER FINGERTIPS】Most of current heated gloves heating NOT full cover finger, the fingertips still feel cold, SO RYMNT REDISGN the Elements. Each finger is lined around the perimeter with our flexible carbon fiber heating elements, make heating CAN arrive fingertips finally, providing soft, soothing warmth for outdoor activities and even arthritic hands【INTELLIGENT 3 HEAT SETTINGS CONTROLLER】This battery powered heated gloves with three different heat settings, you can adjust to your environment easily as pushing a button. Red LED color is High setting, Blue LED color is Medium setting, and Green LED color is Low setting. Suggest adjust to high setting for first 10 min using, then change to Medium setting. So it can use longer time in outside. We suggest to buy extra batteries (sold separately).