Application: MPT-III, portable & slim thermal printer, especially designed for printing bills. Fast printing is available anywhere(Max printing speed: 70mm/s. ) After full charge, li-ion battery can work continuously for 8 hours while standby for 72 hours. For dust-tight and water-proof structure, it can work under any situation.Support Bluetooth, infare ray or wifi wireless input.Simple inserting structure for loading rolling paper. Support mark detecting, paper sensor and cover-open detecting . LED Display ( 36*96 ), indicating operation guide and li-ion battery electric quantity. It can be used in the fields of portable POS, medical treatment, park, feight, logistic and catering etc.