Magnetic Design: With magnetic design, can be attached to other iron objects (refrigerators, cabinets, etc.) Compact Size: Small size, easy to carry, suitable for home, office, school, small business, etc. Convenient to Use: It can print a variety of label tape, such as white, color, clear, and transparent labels Bluetooth-compatible Connection: In less than a minute, connect your phone to the "Marklife" app through Bluetooth-compatible and start designing & printing labels Thermal Printing: Uses thermal direct printing technology, there is no need for toner and ink, cost-effective and environmentally friendly at the same time Specifications: Printing Method: Thermal Paper type: thermal paper Application: home, office, retail store Product Size: about 7.4cmx9.0cmx3.5cm Printing speed: 20mm/s Service life: Can print about 50 km Max. Resolution: 203dpi Max Paper Size: 15mm (width) Bluetooth-compatible: 4.0 Languages: Simplified Chinese, Traditional Chinese, English, Japanese, Korean, German, Italian, Spanish, French Battery: 1200mAh, 5V 1A