Mini Wireless 58mm Portable Bluetooth Thermal Printer for Phone Cash Drawer Features: can connect types of online shopping app. Can print different types of shape and contexts. Support multi connections at the same time. Built-in 1200mah 18650 rechargeable, can work continously 10 hours. Easy to carry out and use. Specification: printing mode: thermal typeprinting width: 57.5mmÃÂ± 0.5mmeffective printing width: 48mmprinting speed: 90mm/s or 242line/sprinting density: 384dot/lineprinting pitch: 0.125mmservice life: 50kmbattery: built-in 1200mah/7.2v rechargeable lithium battery. Interface: -usb: standard usb printing device-bluetooth: 1 android+1 ios-cash drawer: output dc 12v/1a 6 lines rj-11socketweight: 875gsize of printer(l*w*h): 175x125x105mmÃ package includeds: 1 x printer2 x paper roll1 x user manual1 x adapter1 x cableÃ details pictures: