Feature: 1. PORTABLE SIZE AND STYLISH DESIGN: This compact printer is small and lightweight, and the palm of your hand allow you to put in your pocket or bag and take it anywhere. Connect all for iOS and for Andirod smartphones quickly and easily in seconds via Bluetooth 2. POWERFUL APP: The for iprint APP is available for free to users. Save time and effort by printing with one click, the app offer a variety of templates for you to choose from, including labels, lists, messages, and a variety of material themes such as Christmas, Easter, and Thanksgiving, as well as many everyday line drawing materials. You can print interesting and vivid pictures directly by selecting different types of materials 3. MULTIFUNCTIONAL POCKET PRINTER: Ink free pocket printer for printing black and white pictures or photos, memos, shopping lists, study or meeting notes, business, work plans, office assistants, shopping lists, labels, messages, lists, web pages, QR codes, records, etc. 4. IDEAL GIFT: Mini printer is suitable for office, home, students, children, amateur archivist, mom and other application themes. Also the best gift to children during holidays, Christmas, New Year and birthdays 5. WIRELESS BLUETOOTH CONNECTIVITY: Support for phone with wireless BT 4.0, easy and fast connection to for iOS phone printer in seconds, support for Android and for iOS operating systems. Equipped with an excellent printhead that can print 57mm(width) x 30mm(roll diameter) thermal paper with a 200 DPI resolution, which is a low power pocket thermal printer with a built in 1000mAH lithium battery that can be used for 15 hours on a single charge Specification: Item Type: Mini Printer Battery: 1 x 1000mAh rechargeable lithium battery Print Resolution: 200dpi Paper Size(widthxdiameter): Approx. 57 x 30mm / 2.24 x 1.18in Connection: Bluetooth 4.0 or above APP Supported System: The for iprint APP support for Android and for iOS systems. Package List: 1 x Main Unit 1 x USB Cable 1 Roll of Thermal Paper(built in main unit) 1 x User Manual Note: First. If the device Bluetooth is not found, you can press the following operations to search again: 1. Restart the printer to ensure that the printer is not connected to other devices.2. Make sure your phone Bluetooth is turned on.3. Please enable GPS(location information) in the Settings of the phone, and find the APP in the application, Permission management to enable location permission. Please enter my device list in the APP and click on the device to connect, thank you Second. The printer is only suitable for thermal paper, can not be used for ordinary paper printing.