Operation Voltage:5.5-8.5; What’s in the box:Tool kit; Frame Material:Metal; Running Speed:89000; Quantity:1 set; Quantity of Tattoo Machine:1; Tattoo Machine Type:Tattoo Pen; Quantity of Tattoo Needles:20; Type:Tattoo Pen; Material:Aluminum-magnesium alloy; Tattoo Needle Type:3 Round Liner; Brand:DRAGONHAWK; Features:Low Noise,Kits,Ergonomic Design; Listing Date:03/29/2021; Instructions:English; Special selected products:COD