App smart printers are nothing new. What if you want to print on a mug, glass, and other surfaces? The Selpic S1 is a portable printer with app control that can print barcodes, images, text, and everything in between on glass, metal, ceramic, leather, walls, and cardboard.
This printer uses quick-drying waterproof ink and delivers speed of 30 to 300 mm/s. You can transmit images to it over WiFi. JPG, GIF, BNP, and PNG file formats are supported. It runs on battery for 6 hours.[where to get it]