skin primer before printing). 【Easy to Use】: Scan QR barcode on user manual, download relative APP in your smartphone, compatible with Android/iOS, connect the device through WiFi. After the printer receive the images or texts, press the function key to start printing. 【Advantage】: APP has a rich picture library, so don't worry about the lack of materials. You can also upload pictures of your mobile phone, or hand drawing pattern. 26mm print head width, 300dpi resolution. 【DIY Pattern】: DIY pattern and on your arm, very cool and fun. Brightness and contrast of the pattern, font size, font style, they all can be adjusted, convenient to use. 【Built-in Battery】: Built-in 500mAh rechargeable battery, with Type-C charging port, convenient to use. Comes with a self-developed skin-friendly ink, safe and gentle, easy to clean, the ink cartridge is replaceable. Specifications: Product Name: PrintPods Machine Color: White Input Parameters: 5V 2A Ink Cartridge Color: Skin-friendly Ink(Black) Ink Cartridge Usage: About 3500 times (standard printing) Network: WIFI, 802.11 b/g/n Resolution: 300dpi Print Width: 26mm Charging Interface: USB Type-C Motion Capture: Wheel Sensor Battery Capacity: 500mAh, 7.4V Operation Power: 3.7W Battery Endurance: 1000 consecutive prints System Supported: Compatible with Android/iOS Software Language: Chinese(Simplified)/Chinese(Traditional)/English/Korean/Japanese Item Size: 5.2 * 4.3 * 9.5cm / 2.0 * 1.7 * 3.7in Item Weight: 144g / 5.1oz Package Size: 13.5 * 12.3 * 5.8cm / 5.3 * 4.8 * 2.3in Package Weight: 330g / 11.6oz Note: The color of ink cartridge cover is random. Packing List: 1 * PrintPods 1 * Ink Cartridge(Black Ink) 1 * Charging Cable 1 * User Manual(Chinese,English)