1. Net weight: 255 grams 2. Dimensions: 174x53x30 mm 3. Network: wifi, 802.11 b/g/n, AP mode, open inkjet pen hotspot, STA mode, inkjet pen connected to the router 4. Battery: 1200 mA 5. Charging interface: TYPE-C 6. System requirements: Android/IOS 7. Motion capture: wheel sensor 8. Battery life: 2000 times standard printing/single charge 9. Ink cartridge accuracy: 300DPI 10. Print head width 26mm 11. The number of times the cartridge is used: about 3500 12. Built-in more than 60 kinds of tattoo patterns, support local/DIY photo upload, the patterns are not reflective 13. The APP supports hand-painting, and you can also print your own words and sentences on skin, clothes, water cups, gift packaging, etc., and adjust the brightness and contrast of the pattern/text 14. Can be printed on a variety of materials, such as T-shirts, canvas bags, mugs, notebooks, glass products, etc. 15. Download the printpen APP from the App Store, there are multiple languages ??available in the APP 16. How to use: search and download the printpen APP in the app store, connect to the device via WIfi; upload the picture in the album or select the picture in the app, and send the picture to the corresponding inkjet pen; after the device receives the picture, press the print button to start printing 17. Packing list: tattoo machine X1, navy blue ink cartridge X1, charging cable X1, manual X1