Portable Tattoo Printer: tattoo stencil printer is built for tattoo artists and beginners. This wireless tattoo machine connects via Bluetooth, you can print anytime outdoors without plugging in. Note: This Tattoo stencil printer need to use tattoo transfer paper and thermal paper, Do Not support regular copy paper Compatibility: Mobile devices: iOS 13+ and Android via Bluetooth using the "Labelnize" app. Computers: Windows and Mac (Usb connection required - Bluetooth not supported for Pc) Not compatible: Chromebook Paper formats: Us Letter (8.5"x11") and A4 thermal paper only Print Speed: 4 pages per minute (black & white)