... ,40-45 4,appreance size,185*17cm nameUSB hand warmer fashion gloves with electricvoltage7.4vpower5wsize187*15cmmaterialbubble flocking,carbon fiber,liuthium batterytemperature40-45USB ... as a hat ,also can be used as gloves,It is very fashion and popular in world2,adopted high quality super soft ... be kept 4-6 hours USB hand warmer miltu-function fashion gloves