Features: The all-in-one printer PeriPage A40 mobile printer is ideal for printing PDF files, test papers, web pages, contracts, photos, pictures, etc. It has a long standby time and is equipped with applications with a variety of materials and layouts. It is easy to set up and use for printing, making it an excellent assistant for studying and working. Multiple printing sizes With 2 clips to adjust the width of the paper slot, the A40 thermal printer now supports 210mm/107mm/77mm/56mm (A4/4"/3"/2") width thermal paper, different sizes of paper Can meet your printing needs in various occasions. And supports the use of roll paper and folding paper. Convenient for your life. Compact size - 265x80x45mm/10.4x3.1x1.8in. Built-in 2 2600mAh rechargeable batteries, which can print continuously after being fully charged After 3 hours of charging, the standby time is up to 90 days, which is very suitable for carrying on business trips, schools, etc. You can use your mobile phone or computer to print invoices, contracts, checklists, and exam document contracts on-site. High compatibility, supports IOS and Android via Bluetooth connection Mobile phone. First press and hold the power button for 2 seconds to turn on the printer. For mobile devices, please download the APP (PeriPage) first and enter and connect to the machine through the BT function. If you need to print from a computer, please download the driver first. (The driver is temporarily unavailable. Supports macOS) Advanced print quality A40 printer is equipped with a high-quality print head, has a printing life of more than 50 kilometers, and can print about 168,000 sheets of A4 paper. Using advanced thermal printing technology, no ink cartridges or consumables are required, which is energy-saving and environmentally friendly. (It is recommended to purchase at the same time PeriPage thermal paper prints more clearly, not compatible with ordinary paper) Specifications: Model: A40 Color: Sky Gray Battery: Built-in - inch rechargeable battery 2600mAh x 2, 7.4V Continuous working time: 3 hours Standby time: 30 days Input: 5V 2A Connection: BT, USB Type-C Printing technology: Thermal printing Product size: 265x80x45mm/10.4x3.1x1.8in Weight: 658g/23.2oz Packing size: 290x160x65mm/11.4x6.2x2.5in Packing weight: 982g/34.6oz Note : 1. Please read the user guide carefully when you start using this product. 2. Please download the APP before use and connect the device through the APP. 3. Please ensure that you can only use thermal paper for printing. 4. macOS is not currently supported. 5. If there are problems with printing, please check the paper roll installation or contact us. Thank you. Packing list: 1 x Thermal printer 1 x USB cable 1 x A4 thermal paper roll 1 x User manual