Hign-concerned Chemical:NoneCertification:CEMaterial:Composite MaterialModel Number:syItem Type:Massage & RelaxationApplication:ArmOrigin:Mainland ChinaProduct description Features: Product parameters: Cold and hot fascia gun Motor type: brushed motor charging Charging voltage: 5V Voltage: 7.4 volts Rated power: 25W Gear: 6th gear Motor speed: 3500 electric Charging time: approximately 2.5-3 hours Product size: 142 * 133 * 50MM Standard configuration: Host+TPC data cable+instruction manual+6 buttons Head color: Black NOTED: Due to the different monitors and light effects, the actual color of the item might be slightly different from the color showed on the pictures. THANKS! Please allow 1-2cm measuring deviation due to manual measurement.