OZER Mini Wireless Thermal Printer Multi-function: This wireless printer can be connected to your mobile phone or Ipad via Bluetooth, and to a computer with USB. Efficient printing: It has three levels of printing density, the printing resolution is 203PDI, printing clearly, suitable for various patterns and lines. Exclusive APP: Quick Stencil, supports Android and IOS system. And the APP will be updated regularly to realize more functions like image cropping, splicing, splitting, taking pictures and scanning. Safe and durable: This portable printer has a built-in 1200mAh lithium battery, which can print 60-80 sheets of transfer paper after fully charged, and can print while charging. After-sale warranty: We provide professional after-sales service, contact us if you encounter any problems during use.