Fluke ScopeMeter 120B combines a dual-input oscilloscope, True-RMS multimeters and a recorder for industrial troubleshooting. The 123B has 20 MHz bandwidth; the 124B and 125B provide 40 MHz. Connect-and-View automatically triggers signals and IntellaSet selects relevant numeric measurements. The 124B and 125B include cursors; the 125B adds power/harmonic analysis and electrical testing of industrial buses. With microSD, certain recording modes run for up to 14 days. USB, a compatible Wi-Fi adapter and FlukeView software support documentation. The 10:1 probe, i400s clamp and /S accessories depend on the selected model.