1. Made of premium aluminum alloy, long-lasting stability. 2. Exquisite workmanship, high hardness and lightweight, unibody. 3. Ergonomic pen handle is comfortable and easy to grip. 4. Suitable for permanent makeup and body tattooing ect. 5. Features a powerful motor and an advanced gear system. 6. Continuous operation not hot, Low noise, Long-lasting stability. 7. Compatible with all power supplies and cartridge needles type.