Using high-quality nozzles, 200DPI printing resolution, presenting high-definition photo-level printing effects. The printer that can be put into the pocket has a thickness of 35, can be with one hand, and can be carried with you. Not only can it be used to print wrong learning materials, it can also record the child's growth, the of the journey, and love to he loves. Compatible with IOS/Android App / Download APP " Print". Connect your phone to your phone via bluetooth compatibility, you can print a lot of interesting text on your phone. Type: Mini Printer Print parameters: 200DPI Printing : thermal inkless printing Battery capacity: 1000mAh 7.4V lithium battery, 2A charging Printing paper: 57x25mm Connection : Bluetooth connection, printing without ink Product size: 80x80x35mm Colour:White Material:ABS Package Contents: 1 x 1 x Charging Cable 1 x Printing Paper 1 x English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.