Specifications ItemBrandCOTTONSMITHNameTemperature control Heating coatFabric100 PolyesterFiller100 polyesterProduct colorBlack Red Navy BlueHeating element parametersInput voltage5VInput current0 2 0AArea positionWaistModes4 modesFour temperature levels53 48 43 38°CPower supply interfaceUSBFeatures ●Graphene evenly dissipates heat Graphene a carbon nanotube heating film warmth directly to the cold prone areas rapid warming to resist the cold ●Stable and Washable The heating device is made of graphene carbon nanotube film material the internal carbon atom lattice structure is hexagonal honeycomb stable performance not afraid of 40 times of washing ●1 Second warm up 4 speed temperature control Portable charging warm up in 1 second Adjusts the desired temperature according to the ambient temperature with one touch 53°C red 48°C purple 43°C green 38°C white Electrothermal conversion efficiency 99 ● Safe voltage Automatic power off and anti scalding Avoid low temperature burns heater set 3 hours automatic power off ●Windproof and watertight Facing the cold and bad weatherPackage included 1 Heated Coat Not included power bank Precautions If the heating coat is not used for a long time you need to remove the power supply Heated coat should not be washed with high temperature water or strong alkaline acid washing solution The power must be removed before cleaning If the heating coat is wet please turn off the power immediately and stop using it No