High Compatibility - Not only 220 label maker ​machine supports IOS, and Android mobile phone by bluetooth connection, but also supports USB connection for MAC and Windows 10. (WARNING: For your better experience, please be sure to watch the software installation tutorial on the page) Long Battery Life - 220 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. Widespread Use - M220 3.14 Inch Bluetooth label printer has an extensive variety of uses and creative possibilities. and Enjoy Labeling Anything Anywhere like Small businesses: clothing, crafts, retail, jewelry, eBay, etc. Labeling address, barcode, shipping, price, date, ingredients, logos labels for product. Save you a lot of time for handwriting labels, allowing you to focus more on your small businesses Phone and Tablet Start Printing - Step 1: Download the App 'Print Master'. Step 2: Turn on the M220 label maker and your phone's or tablet's Bluetooth. Step 3: Click the 'Printer' icon in the App to search for the M220 portable label printer, connect it via Bluetooth in the App, select the label size, and edit the content to start printing Laptop/PC Starts Printing - Step 1: Please check your laptop/PC's operating system (OS) and download and install the correct M220 driver and the 'Labelife' app from the Phomemo website. Step 2: Use the USB data cable to connect the M220 label maker to your computer. Step 3: Select the label size, edit the content, and choose M220 from the printer list