Material: ABS Features: Text printing functions such as images, text, web pages, and accounts, as well as Bluetooth connection for thermal printing Printing parameters: 200DPI Printing method: thermal inkless black and white printing Printing paper: 57X25 mm, original printing paper needs to be purchased for easy replacement Battery capacity:1200mah Bluetooth:bluetooth BLE5.1 Charging interface:Type-C Connection method: Bluetooth wireless inkless black and white printing APP name: Funprint Language support: English, Spanish, Arabic, Italian, Japanese, Korean, German, French, Portuguese, Russian, Thai, Viet Nam, Greece, Polish