Small wireless thermal label machine This B21 label machine uses thermal printing, no ink or toner is needed, it is clean and convenient; it is connected via Bluetooth, compatible with Android and iOS, and prints quickly. Its compact size makes it easy to carry to work or even on business trips. Easily print richer printing content anytime, anywhere. The free app has rich content, including text, numbers, symbols, images, logos, barcodes, QR codes, etc., including many label designs and fonts. With just a simple design, you You can print a variety of unique labels. Through RFID, label paper can be automatically identified on the APP. Supports Excel batch printing to improve work efficiency and is easy to use. There is a roll of label paper with 230 stickers inside the labeling machine. Address, peel and install, download the app, connect to label maker, design labels on your phone and print, peel and stick. It can print all languages that your phone can change. One sticker measures 50x30mm, the perfect size for any mail, box or bag USB charging Equipped with a 1200mAh rechargeable battery, working continuously for 4 hours, automatically shuts off after 15 minutes of inactivity, longer standby time after charging. No need to replace batteries, more convenient to use. Please Note: Please fully charge the battery before first use. Wide application Supports 20-50 mm width labels, which can be used for kitchen organization labels and home storage, as well as cable, price, barcode, postal or address labels. It is a good helper for labeling in kitchens, offices, retail, stores, warehouses, etc., especially suitable for commercial supermarket retail applications.