Specifications Model: ZK-1691 Battery Capacity:2200mAh Printing Orientation:360 Degree Inkjet Coding Print Height: 2mm-12.7 mm(adjustable) Print Distance:2-5mm Cartridge Capacity:42ml Control Panel: Capacitive Touch Screen Save Information: Local Storage or U Disk Product Size:122x196x108mm Benefits for you 1. High-sensitivity capacitive touch screen, fixed more robustly. 2.Machine writing or U disk import print content(csv, .txt, .logo) 3.Installing ink cartridges is simpler and more convenient, and adopts the principle of installation self-locking. 3.Available in 22 languages (Chinese, English, Japanese, Korean, Spanish, Portuguese, French, Italian, Turkish, Arabic, Russian, Vietnamese, German, Dutch etc) 4.Can print QR code, production date, dot word, serial number, LOGO, etc. Technical Support ★Solution to the problem of cartridge clogging: 1. The ink cartridge can be jammed on cardboard or white paper and printed continuously several times until the print is clear. 2. Wipe the nozzle with a cotton swab soaked in alcohol or a paper towel, or soak in alcohol. 3. In the “Settings”, find “Flash Time” set to 10 and print again. 4, in the "Settings" find the "sprinkler settings" exchange left and right nozzles 5. Shake the cartridge up and down. Shipping list 1PCS Ink cartridge 1PCS Positioning plate 1PCS U disk 1PCS charger 1PCS ZK-1681 Handheld printer