◆power bank:4000mAH or USB 1M
◆Product can continue work about **
◆Product size: 75*9cm
◆Product Power: 5V 5W
◆Built in one heating.
◆Titanium nanoheater support heat, also have Thermostat inside.
◆Portable and lightweight,keep warm
◆Soft cotton responds to temperature, adjusts to body's contours.
◆Three temperature levels,
◆Usage: Press 3s to open machine red color with 55-60 degree, Press second time: blue light color with 50-55 degree, Press thirld time: green light color with 45-50 degree
◆Full item support to wash, no need take out the heat materials.