Direct thermal printing, eliminating the need of ink cartridge or consumable, environmental friendly and money saving. USB and BT connection, support edit with "DLabel"(software or APP), support ESC/POS command, compatible with Windows XP/7/8/10, Android, iOS. Built-in 1500mAh lithium battery, once fully charge can be used for 10 hours continuously, you can print anytime and anywhere. Widely used in supermarket, shopping mall, restaurant, cafe, bank for printing receipt, post receipt, order, barcode, etc. ">