USB heating gloves are designed specifically for cold hands and has temperature controls: low, medium and high. The minimum temperature is 35 ℃/95 ℉, the medium temperature is 40 ℃/104 ℉ and the maximum temperature is 50 ℃/122 ℉. You can adjust the temperature of the thermal gloves according to external temperature and personal preferences to meet your different needs and maintain warmth throughout the day.