... High Quality Heating Slippers USB Warm Shoes 2,temperature,40 -45 3,Meterial Carbon fiber,coral fleece 4,size,standard nameHigh Quality ... mouth.Easy and convenience, low power cost, high safety,It better to use as gift for ... USB power, 5 voltages, power, 2.5W2,*High efficiency, when the environment temperature is 5°C--10° ... ,. More shape and color avaliable High Quality Heating Slippers USB Warm Shoes