AVA GT smart Cartridge tattoo penThe GT Smart Pen is a powerful pen style machine that is light, compact and comfortable to hold. For adjusting the needle depth it features a click system, clicking at every step for more precise adjustments. The machine includes 2 grips, a pen tray, some spare parts and an RCA Cord. All of this packed into a luxurious, beautiful, sturdy case for easy traveling. Key Features: Japanese DC motor, more powerful and durable Adjustable needle depth