... UNI-T UTD1102C Handheld Digital Storage Oscilloscopes1. double channel, vertical deflection broad range: 5 mv/div ... 512kScan Time Base5ns ~ 50s/div Trigger TypeEdge, Pulse, Video and AlternateAutomatic Waveform Measurements27Frequency Counter6 digits frequency counterPortsUSB ... 600V, 700V:± (1.2% + 5 digits), Frequency: <200Hz± (1.5% + 5 digits), Frequency: ≥200HzDC Current6mA, 60mA, 600mA: ± (1. ...