The Gloryang Inkless Portable Printer is a wireless thermal printer designed for travel and portable printing. With a maximum copy resolution of 300 x 300 DPI, it offers high-quality black and white printing. The printer supports 8.5x11 inch paper size, has a maximum print speed of 35.0 pages per minute, and operates on a single lithium-ion battery. Its compact size makes it easy to carry and use on the go, while the Bluetooth connectivity allows for seamless wireless printing. Ideal for office document printing, this inkless printer is a convenient and efficient solution for on-the-fly printing needs.