... by skin pigment, could use for both deep color and light color skin. Meanwhile, contacting surface cooling technology applied on ... +wind + water coolingScreen 5.7/8.4/10.4inch color touch screenPower Supply220V ±10% 50Hz ;110V ±10% 60HzWorking ... stand-by working for 24 hours Weight40kgFree partsE-light handpiece, Filters,Operator Goggles, Protective Glasses, Footswitch, Power line, Scrape board ...