Handheld Digital Storage Oscilloscope (HDS1022M) Number of Channels: 2 Bandwidth: 20M Vertical sensitivity: 5mV/div - 5V/div Time base: 5ns/div - 5s/div Sample rate: 100MSa/S Rise Time: 14.75 ns Input impedance: 1M&Omega+ 20 pF Input coupling: DC, AC Trigger type: Edge, Video Trigger mode: Auto, Normal, Sniggle Trigger source: CH1, CH2 Horizontal accuracy: +/-0.02% Vertical resolution: 8 bit Auto measurement: Freq, Period, V P-P, Vrm, Vamp Math: +, -, *, /, NOT Storage: 10 waveforms Display: 3. 78', Color LCD Power: 90-260V/15W Size(mm): 180*113* 40 Net weight: 350g (With Battery); 200g (Without Battery) Multimeter function: Max Display: 4000 Counts (3 3/4 digits) DC Voltage: 400.0 mV, 4.000V, 40.00V, 400.0V, 1000V AC Voltage: 4.000V, 40.00V, 400. 0V, 1000V DC Current: 40.00mA, 4000.0mA AC Current: 40.00mA, 4000.0mA Resistance: 400.0MΩ - 40.00 MΩ Capacitance: 5.12nF, 51.2nF, 512 nF, 5.12uF, 51.2uF, 100uF Diode: 0V-1.5V Open-Short Test: Beeping when lower than 50