Package:
1>One Pair Heated Slipper Heating Insole USB Shoe Heated Pad for Foot Warmer Cold Relief for Women Men with User Manual
2>Question:When contact different USB device ,the temperature why not different? Answer:When plug in PC,as the PC output current most at 1A,so the heated pad temperature low but warm. 3>But when contact phone charge adaptor or power bank,as output at 5V=2A,current output was 2A,so the temperature was high then plug in PC,notebook.Just depend on your choose
Specify:
USB power supply.Such as power bank,notebook,cellphone charge adaptor(Output5v=1A,2A).
Made of soft thick plush to hold the temperature under your foot.
Heated slipper can washable,but the heated pad can not wash.
Note:When sleep,please off the power in case of long time heating and hurt your skin.