Portable Mini Wireless Thermal 80mm High BT Quality Printer Receipt Printer for Mobile This has provided the fastest, the most reliable and affordable way to print your receipts. Supports up to 8 devices(for Android or iOS) or 8 apps at the same time and offers printing speed up to 90mm/s for both texts and receipts. It is widely used in shopping malls, supermarkets, retailers, takeaway service, restaurants, and etc. Features: Wide Compatibility:Support for iOS and Android devices and BT 2.0 or above enabled devices. Easy e:Open the cover and put the printed side downwards. Long Standby:With detachable lithium battery, longer service life. It can standby up to 7 daysand work continuously for 6 hours. Portability:With light weight and smart shape, you can take it everywhere with you without feeling tired, and more convenient for handheld printing,  especially for those delivery merchants. 2 ways to connect: USBvia computer, BTvia phones. Environmentally Friendly:All it needs is rolls of thermal printing paper without using inkdamaging environment. Nice Printed Quality:Clear and tidy. Feeling: Smooth shape and lineoffer you a good sense of hand feeling. It could support up to 8 devicesor 8 appsat the same time. Specifications: Effective Printing Width: 72mm Printing Width: 80mm Printing Speed: Up to 90mm/s Printing Density: 576dot/s Interface: USB + BT Printing Order:ESC/POS Type: CODE39, code128 Caching: 10Kb Adapter: AC 220V Input; 9V/1A Output Battery: 1800mAh/7.2V Standby: 168 Hours Voltage: 100-240V Item Weight: 223g / 7.87oz Package Weight: 570g / 1.26LB Package Size: 13.4 * 11.6 * 10.8cm / 5.28 * 4.57 * 4.25in （L * W * H） Item Size: 12.5 * 10.5 * 6cm / 4.92 * 4.13 * 2.36in （L * W * H） Package List: 1 * Printer 2 * Battery 2 * Paper Roll 1 * Power Adapter 1 * USB Cable 1 * User Manual