Note: Please make sure the DC output and tip size of ac adapter are accordant earlier than you bid for OMROM Electronic Blood Pressure MonitorBP742 five SeriesHEM-741, HEM-7120E, HEM-7121, HEM-7121, HEM-7121, HEM-7121, HEM-7121, HEM-7121, HEM-7121, HEM-7121 HEM-7130, HEM-712, HEM-7122 , HEM-752, HEM-745C HEM-7300, HEM-712, HEM-8102A, HEM-942C, HEM-780N3I-C10 M4-I M3 M5-I M7 M10 M6 Comfort M6W And so onDC line: 1 meter in lengthDC plug: 4*1 volume: 73*28*78 ммNet weight: 70GGross weight: 80GColour: BlackPolarity: Internal is advantageous and external is negativePackage :1x Power Adapter US/EU/AU/UK PlugOther types of power need to touch the vendor pleaseThank you for searching in our shop, I wish you a contented shopping!