Operating System:iOS, Android Are Batteries Included:Yes Lithium Battery Energy Content:1000 Watt Hours Lithium Battery Packaging:Batteries contained in equipment The Memoking D50 is an upgraded portable label maker machine equipped with Bluetooth thermal technology. You can design and print pre-designed or custom labels up to 24mm wide from your mobile phone or computer. It allows you to easily customize labels for condiment jars, shelf life marks, organization labels, document classification, and price tags for your home or office. Free multifunctional APP"Print Master"The D50 mini sticker printer machine offers a wide range of printing materials and functions, with 400+ icons, 39 borders, and 22 fonts available for designing custom labels. It can also be used to print pictures, lines, barcodes & QR codes, and time. The APP is regularly updated with new features and materials. Support a wide variety of Labels Capable of printing pre-cut labels in a variety of colors and transparent labels, as well as continuous labels that can be customized to any length. The sticker label is water and abrasion resistant, BPA free, and leaves no residue when removed, making it easy to clean the surface of the paste. The D50 sticker printer comes with a roll of label paper. lntelligent identification label functionThe D50 bluetooth label printer stands out from other label printers with its intelligent label identification feature. Simply connect your smartphone to the printer and insert the label you want to print - the app will automatically recognize the type of label, saving you time from manually searching for the label type. Easy to useSimply press the power button to turn it on, download the free Print Master app, and connect the printer. With just three steps, you can design and print labels quickly and easily. The printer also features an integrated cutter, allowing you to get a smooth label with just one press. Simple operations can help you achieve all your labeling needs.