Feature: 1. Compatible for Android/iOS/Windows OS, support BT/ USB / Serial connection. Please download APP/Driver on your devices before connecting it to the printer. 2. Thermal printing method, no need for ribbons ink cartridge, low operating cost. 3. Speed \u003d\u003c90mm/sec, 203dpi resolution, high speed, clear printing, low noise. 4. Print 58mm wide thermal paper, with 100km reliability printing life. 5. With auto sleep, auto awake, power saving to prolong service time, standby time up to 2-3 days. 6. Mini thermal printer, no need for ribbons ink cartridge, low operating cost. With lighting indicator showing working condition, easy to operate. 7. Compatible for Android/iOS/Windows OS devices. Please download relative APP / driver on your device, and connect it with the printer via BT 4.0 \u0026 3.0, USB cable or serial port line. 8. Speed \u003d\u003c90mm/sec, 203dpi resolution, high speed, clear printing, low noise. Print 58mm wide thermal paper, max. printing width 40mm, with 100km reliability printing life. 9. Mini size \u0026 lightweight, easy to maintain, portable to carry. Ideal for receipt, bill, ticket printing. Specification: POS-5802DD portable thermal printer is widely used in fields like office, logistic system, taxi ticket, restaurant, online payment information printing. It supports 58mm width thermal paper printing, with high printing speed, clear printing & low noise. Power saving for long time use. You can connect your devices with the printer via BT 4.0 & 3.0, USB cable or serial port line. Features: Mini thermal printer, no need for ribbons ink cartridge, low operating cost. Compatible for Android/iOS/Windows OS devices. Please download relative APP / driver on your device, and connect it with the printer via BT 4.0 & 3.0, USB cable or serial port line. Speed =