Features: Mini PrinterSupport Wireless BT connected with smartphone and USB cable connected with PC. Compatible with Android & iOS & Windows System. Please follow the user guide to download relative APP "PeriPage" on your smartphone, you can print anytime and anywhere when they connect successfully. Carry Out Anytime and Anywhere A3X printer works with the built-in rechargeable lithium battery, able to print about 8-10 rolls thermal paper after one full charged, working in low noise. Portable and lightweight, it can be put in your bag, easy to take it anywhere. The best gift for students, office workers, lover, friends, family. Support 2 Paper SizesSupport 77mm/56mm thermal paper width, 30mm roll diameter. Users can use different width of printing paper according to their needs, and no longer worry about the limited print size. More content, more choice. Various Function Print You Like Free to printing notes & images, photos, labels, messages, lists, barcodes, QR codes, hand drawing, OCR text recognition, banners, wrong questions, files, webpage printing, AR photo and so on. The APP offers a variety of emoticons and themes to make your content stylish, fun and practical. Thermal Printing Head Adopts high quality printing head that up t0 7000 rolls print lifecycles without ink, 203DPI resolution, good and clear printing effect, surpass the similar products on the market. The printer does not need ink cartridge when using, low operation cost. Specification: Color: White Resolution: 203dpi Connection Mobile: bt Connection or USB connection to Windows Printing Speed: Max 10mm/s Paper Size: 56x30mm, 77x30mm Label Printing: Yes Built in Battery: Yes Battery Capacity: 800mah, 7.4V; Support 8-10 rolls Charge Time: Around 2 hours,5V/2A Charge Interface: Micro USB Charge Spec: 5V/2A,mobile adaptor recommended Paper Supported: Notes Paper/Sticker/Label/Photo Paper Dimension: 112 x 43 x 74mm Weight: 203g Package Size: 115 x 40 x 75mm/4.5 x 1.5 x 2.9in Package Weight: 345g/12.1oz Packing List: 1 x Printer 1 x Thermal paper roll 1 x USB Cable 1 x Paper Holder 1 x User Manual