Features: Made of high quality alloy material, special surface treatment, beautiful and safe. 10 warps coils which are made of copper, durable and reliable. Stable performance, rapid thermal diffusion and high temperature resistance, ideal for tattooists. Good balance performance, sturdy main body, makes it become the artists preference. Perfect for lining, coloring and shading. Specification: Item Type: Tattoo Liner Machine Material: Alloy Coil: 10 Wrap Coils Starting Voltage: 3V Working Voltage: 8-10 V Item Size: Approx. 8 x 8.5cm / 3.1 x 3.3inch Weight: Approx. 193g Package List: 1 * Tattoo Liner Machine Note: The coil pattern is random.