LED Indicator for Different 4 Levels of Speed each Speed for different Operation . First speed led is suitable for eyebrow , Second speed led suitable eyeliner , Third speed led is suitable for lips, The last final speed led is sutiable for MTS microblading tattoo. With disposable sterilized Needle Cover,it penetrates skin easily with less pain. Non Slip Rubber handle with smooth lines easy to hold and comfortable grip. Available Colors : Rose ,Silver, Champagne. Adjust needle length exactly, perfect to control out of needle length.0mm~2mm available. Precision work to facilitate movement of the needle straight. Type one-touch controls on the remote control mode. you can precisely adjust the depth of the needle puncture up to 3mm. The needle kinds : 1R, 3R, 5R,3F,5F,7F,Nano needles,Derma needles. Low pain/Low noise/Low operating temperature. OEM manufactuing is availabe.