POS-5802DD portable thermal printer is widely used in such fields as office, logistics system, taxi ticket, restaurant, online payment information printing. It supports 58mm wide thermal paper printing, with high printing speed, clear printing and low noise. Energy saving for long-term use. Devices can be connected to the printer using bt 4.0 & 3.0, USB cable or serial port line. Functions: Mini thermal printer, no need for ink cartridges with tapes, low operating cost. Compatible with Android/ iOS/ Windows OS devices. Download the relative app/driver to your device and connect it to your printer via BT 4.0 & 3.0, USB cable or serial port line. Speed = < 90mm/s, 203dpi resolution, high speed, clear printing, low noise. Print 58mm wide thermal paper, 40mm maximum printing width, with 100km printing reliability. With automatic sleep, automatic wake up, energy saving to extend the working time, standby time up to 2-3 days. With lighting indicator indicating working status, easy to operate. Mini size & lightweight, easy to maintain, portable to carry. Ideal for receipts, receipts, ticket printing. Specifications: Model: POS-5802DD Printing Method: Direct Thermal Speed: =< 90mm/s Resolution: 203dpi(8dot/mm) Paper Type: Thermal Paper Paper width: 58 mm ( -0,1 mm) Printing width: 40mm (384dot) Roll diameter: =< 40mm Reliability TPH Lifetime: 100km BT Version: 4.0 & 3.0 Character Size: 384dots/ line Font A: 12 * 24dots, 1,5 (W) * 3,0 (H)mm Font B: 9 *17dots, 1.1(W)* 2.1(H)mm Simplified/Traditional: 24 * 24dots, 3.0(W)*3.0(H) Emulation: ESC/POS/STAR command Interface: USB/Serial/Power Port Battery: 7.4V 1500mAh 11.1Wh (included) Plugin: EU AC input: 100 ~ 240V 50 / 60Hz 0.5A max. Output: DC 9V/1.5A Item Size: 10,2 * 7,8 * 4,4 cm / 4 * 3,1 * 1,7 inch Item Weight: 189g / 6,7oz Package Size: 17,9 * 11,4 * 5,9 cm / 7 * 4,5 * 2,3 inch Package Weight: 412g / 14,5oz List of packages: 1 * Printer (with battery) 1 * Paper 1 * USB Cable 1 * Charger 1 * User Manual (English) Remove the battery power block sticker before use.