Feature 1、Easy to Use: With a simple Bluetooth connection and connect for iprint app, you can easily print documents, labels, photos, and more from your smartphone or tablet. You can also print small notes and long banners. The printer has a user‑friendly interface and quick setup, making printing hassle free. 2、200DPI: With a print resolution of 200dpi and a printing speed of 10mm/s, the small printer delivers sharp and clear prints. Supports both A4 size 210mm 218mm wide thermal paper, ensuring professional looking documents every time. 3、Portable and Compact: The mini printer is a portable Bluetooth thermal paper printer that allows you to print documents on the go. Easy to use, no carbon, ribbon or ink required, small and portable, this handheld printer can simply slide into a backpack or briefcase, easy to carry and store. 4、Long Battery Life: The printer is equipped with a 1000mAh rechargeable lithium battery, providing a continuous printing duration of up to 90 sheets of A4 thermal paper. About 1.5 hours full charge, 30min no use of automatic shutdown, standby time up to 30 days. 5、Versatile Compatibility: The A4 mini printer is compatible for Android and for iOS devices, allowing you to print from a wide range of smartphones. Its Bluetooth 4.0 connectivity ensures a stable and fast wireless printing experience. Item Type: Portable Bluetooth Thermal Printer Material: ABS, Paper Connection: Bluetooth 4.0 or above Supported App System: for iprint App, for Android and for iOS system Print Resolution: 200dpi Battery Capacity: 1000mAh Rechargeable Lithium Battery (Included) Auto Power Off: 30 minutes Charging Time: Approx. 1.5 hours Continuous Printing Duration: 90 sheets of A4 Thermal Paper Printing Speed: 10mm/s Supported Paper Width: 210mm 218mm Thermal Paper Charging Interface: Type C Product Size: Approx. 265x58x30mm / 10.4x2.3x1.2in Package List 1 x Printer 1 x Charging Cable 1 x User Manual 100 x Sheets of Paper Note 1. Hello, when the device Bluetooth is not searched, you can do the following to re‑search. (1) Restart the printer, make sure the printer is not connected by other devices. (2) Make sure your cell phone bluetooth is turned on. (3) Please turn on the GPS (location information) in your cell phone, settings, and find the APP to turn on the location permission in the app, permission management. Please enter my device list in the APP, click the device to connect. 2. This printer is only for thermal paper, can not be used for ordinary paper printing. 3. QA Frequently Asked Questions Q: When I add the device to the app, I can't find the connected device? A: Please check if the device is turned on to make sure Bluetooth is working properly. Q: What should I do if my device cannot print? A:①Check that the Bluetooth of your cell phone is turned on and rule out the possibility that someone else is connected to this device. ② Check if the thermal paper is jammed. ③ Check if the print head is overheated. If it is overheated, please wait until the print head cools down before trying to print. Q: Why is it all white paper with no content? A: This may be due to incorrect installation of the paper. Please refer to "Replacing the Paper" to re‑install it. Q: Why are the colors of the printed characters fading? A: ①Check that the device is not running at low power. ② Check if the print head is stained, wipe it gently with an alcohol cloth.