DescriptionFabric: PolyesterLining: plus velvet to thickenColour: BlackHeat-generating part: 8 heaters in 5 parts of calf, thigh, knee, waist and abdomenBluetooth type: When connected to the Bluetooth of the mobile phone, the temperature can be adjusted on the mobile phone, and it is convenient to turn on/off the mobile phone.Usage time: Using 15000mAh battery, it can be used continuously for 10h / 9h / 8h / 7h / 6h from the lowest temperature to the highest temperature.How to use: Press and hold the switch for about 3 seconds to "turn it on", press and hold the switch for 1 second to adjust the temperature step in sequence, and then hold it for about 3 seconds to turn it on. This will be "off".Temperature control: 5 levels of adjustment (sky blue/45°C, purple/50°C, dark blue/55°C, green/60°C, red/65°C)Cleaning method:-When washing or storing electric pants, please remove the battery.-We recommend washing hands to improve safety.-If washing in a washing machine, it is recommended to use a laundry bag for washing.-Do not dry mechanically or use bleach.Please note:-The package only contains heating pants, not USB cable and power bank.-USB charging customers must use their own charging adapter.-Dimensions are for reference only, but please note that due to manual measurement, there may be some differences.Package included:1*Heating Pants1*User Guide