Owon HDS3102M-N Series HDS-N Handheld Digital Storage Oscilloscope and Digital Multimeter, 100MHz, 2 Channels, 500MS/s Sample Rate Handheld unit combines a 100 MHz, two-channel digital oscilloscope for viewing electrical signals with a digital multimeter for measuring voltage, current, resistance, and capacitance Oscilloscope's maximum real-time sample rate is 500 MS/s and record length is 6,000 points per channel for acquiring detailed waveforms Manual- and auto-ranging multimeter provides options for user control 3.7" color TFT-LCD for viewing waveforms and measurements Meets EN 61010-1:2001 safety standard, and is rated for CAT II installations to 400V