Thermal Bluetooth Label Printer: This B1 label maker uses thermal printing, no ink or toner required, clean and convenient. Connected via Bluetooth, compatible with Android and iOS, easy to operate. Comes with 230pcs 50*30mm (1.97"x1.18") label tapes, no need to buy extra label paper, saving you money. Supports 2-inch Wide Label Tapes: This barcode label printer is compatible with label widths of 20-50mm, it can print text, QR codes, barcodes, addresses, price tags, clothing tags, jewelry labels, etc. This B1 printer supports batch printing. NOTE: Text printing can be done in any language, as long as your phone can type it. Smart and Easy to Use: Using RFID, the label paper can be automatically identified, you just need to tear it off and install it, download the app (use the same app as the D11/D110/D101/B21 printer), connect to the label maker via Bluetooth, design a label on your phone, and print, tear, and paste. Portability and Energy Efficiency: The B1 machine's size is 13*9.5*6cm and the weight is 300g (including battery), it is easy to carry the B1 portable label machine anywhere and print labels at any time. The 1200mAh rechargeable battery can work continuously for 4 hours. NOTE: Fully charge the battery before using it for the first time. Extensive Applications: Designed with a vintage look and delicate packaging, it is a great choice as a label maker gift. Widely used for label printing in businesses, offices, shops, warehouses, supermarkets, schools, etc.