Bluetooth Label Makers with Powerful App - Independent R&D "Print Master" APP brings the best and most convenient printing experience to you. Create your label in the APP with its text, pictures, QR codes, barcode, form, and hundreds of icons, which can be used at a small business, home organization, mail, kitchen, etc. Long Battery Life - Phomemo M220 wireless label printer upgrade 2200 mAh battery provides up to 36 rolls of continuous printing, newly added auto-sleep mode, which can reduce power consumption by 25% and extend the use time by 2-3 hours. High Compatibility - Phomemo M220 bluetooth label maker not only supports iOS, and Android mobile phone by Bluetooth connection, but also supports USB connection for Mac OS and Windows 7.8.10. 11(WARNING: For your better experience, please be sure to watch the software installation tutorial on the page). Phomemo's New Flagship - Phomemo M220 Label Printer adopts Roma print head from Japan, new upgraded 20-80mm print width, supports printing wider and more types of labels; such as barcode, jars, price, clothes, QR, icon, also can print address labels, ingredient labels, shipping labels. Save you a lot of time handwriting labels and improve efficiency. (label maker not support 4 "x 6" label). Wireless & Inkless Label Printer - Equip with Bluetooth 4.2, this thermal label printer can easily connect with the smartphone via Bluetooth function. Direct thermal printing technology, get rid of any ink and ribbon, Convenient and clean. Android mobile phone by bluetooth connection, but also supports USB connection for MAC and Windows 7,8,10,11.