A4 Paper Printer Direct Thermal Transfer Wirless Printer Mobile 210mm Mobile Photo Printer USB BT Connection with 1 Roll Thermal Paper Support 2''/3''/4'' Paper Width Printin

【All in One Printer】 A40 mobile printer, ideal for printing PDF file, test paper, webpage, contract, photo, picture, etc. Long standby time and with app which has a variety of materials and typography, easy to set up and print, an excellent assistant for study and office work.;【Multiple Printing Sizes】 With 2 clips to adjust paper slot width, A40 thermal printer is support 210mm/107mm/77mm/56mm (A4/4"/3"/2") width of thermal paper now, different sizes of paper to meet your printing needs on multiple occasions. And support use with roll paper and folding paper as well.;【Convenient for Your 】 With compact size - 265x80x45mm/10.4x3.1x1.8in. Built-in 2pcs 2600mAh rechargeable batteries, which can continuous print 3hrs after full charged, long standby time of 90 days, great for carry to business travel, school etc. You can print invoices, contracts, lists and exam documents contracts on site with your phone or computer.;【High Compatibility】 Support IOS and Android mobile phone by bt connection. Turn on printer by pressing button for 2sec first. For Mobile Device, download APP () first and enter it and connect with machine through BT function. If you need to print with computer, please download driver first. ( driver is not support macOS for now);【Premium Printing Quality】 A40 printer equipped with print head, which has over 50km print and printing about 168000 A4 Paper. Adopt thermal printing technology, no ink cartridges or consumables are required, energy saving and environmental friendly. (Recommended to buy thermal paper together for clearer printing, not compatible with plain paper)