1Quality alloy material, excellent workmanship, low noise, strong motor and durable. 2Its rotating rate up to 10000 RPM, improve work efficiency, more energy saving. 3The length of the needle can be adjusted on the machine, and it is convenient to change the needle. 4Ergonomic pen type design and light weight makes the handle easy to grip. 5Perfect tattoo tool for professional tattoo artists or beginners.