A4 Portable Printer Wireless Bluetooth Thermal Inkless Printer with Thermal Paper for File Test Paper Web Page Photo Office School Travel Item Type: Thermal Printer Color: White Battery: Built in Lithium Battery 2600mAh (Shipped with Built in Battery) Input: 5V 2A Charging Port: Type C Printer Size: Approx. 265 x 80 x 48mm / 10.4 x 3.1 x 1.9in Printing Speed: 10mm/s (Maximum) Resolution: 203dpi Printing Type: Thermal Printing Applicable Paper: Thermal Printing Paper Paper Width: Approx. 50 ~ 216mm / 2 ~ 8.5in Communication Interface: USB/BT2.0 and BT4.0 Operating Temperature: 0°C~+40°C Standby Time: Approx. 30 Days Charging Time: Approx. 1.5 Hours Supported Devices: Mobile (for IOS, for Android), PC (for Win, for OS X) Printing Scenarios: Office, Travel, Study, Tattoo, Meetings, Labels, etc. Printing Types: 1. File Printing: Support Word, PPT, PDF, Excel, TXT file printing 2. Scanning Printing: Improve efficiency, once click, once scanning, easily convert certificates/files for printing. 3. Photo Printing: Choose/Directly take a photo to be printed, supports 2/3/4 inch A4 thermal paper. 4. Web Printing 5. Tattoo Template Printing Power Indicator Status Description Green Light On: Normal printing status/full charge. Red Light On: Open cover/out of paper/overheating/charging Green Light Flashing: Paper sucking mode, please install the folded paper. Red Light Flashing: Low battery, please charge in time.