How to Use: Turn on: Press power switch once, thermostat displays third temperature (the heating belt defaults to the third temperature), and the heating indicator is on. Each time you press the up key, the temperature will increase from 48 ℃ to 60 ℃ by 4 degrees, a total of 6 Each time you press the down button, the temperature will decrease by one level from the remaining degree. The heating indicator light is on in the working state, indicating that the product is heating. Off: Press the power switch at any working temperature level, the thermostat has no display, and the heating indicator light is off, which means that the heating function of heating belt is off and enters standby state. Specification: Item Type: Heating Waist Belt 6-speed adjust temperature Warm Temperature Range (40C/104°F) Low Temperature Range (45°C/112°F) Medium and Low Temperature Range (48°C/119°F) Medium Temperature Range (52°C/126°F) Medium High Temperature Range (56°C/133°F) High temperature range (60°C/140°F) 4 Levels of Timing: Time is set at 30-120 minutes Material: Fannel Package List: 1 x Heating Waist Belt1 x Manual