ranges from 0 to 2 MHz, with precision up to 0.1 Hz. The service cycle adjustment range is 1% to 99%. It can be used to calibrate new probes, pilot MOSFETs, replace crystals, etc. <b>3 Trigger Mode Design:</b> There are 3 trigger modes: automatic trigger mode, normal trigger mode, unique trigger mode. <b>Numerous Applications:</b> Suitable for microcontrollers, car repair, appliance repair, DIY electronics competitions, power supply troubleshooting, inverters, etc. <b>Specifications:</b> Name: Oscilloscope; Model: DS0154Pro; Material: ABS; Bandwidth: 1 MHz/18 MHz (optional); Battery: Depending on your choice; 1m bandwidth: no battery included <b>18m Version:</b> 1 * Integrated rechargeable lithium battery, 3.7V, 1000mAh (Included) Material Solution: Arm+FPGA+ADC Screen: 2.4-inch TFT LCD Channel: 1 Resolution: 320 x 240 Sampling Rate: 40 MSa/s Time: <20 ns Storage Depth: 16kbit Impedance: 1 MΩ Time Base: 50 ns - 10 s Vertical Sensitivity: 20mV/Div - 10V/Div Max. Voltage: ±40 V (x1); ±400 V (x10) Input Impedance: 1 MΩ Signal Generator: Adjustable frequency from 0 to 500K, fixed voltage of 3.0V Trigger Mode: Auto/Normal/Single Waveform Measurement: 14 types Scrolling Mode: ≥ 200 ms in scrolling mode Item Size: 87 x 58 x 18 mm / 3.42 x 2.28 x 0.71 inches Package Size: 1m Bandwidth Version: 150 x 100 x 40 mm / 5.91 x 3.94 x 1.57 inches 18m Bandwidth Version: 200 x 110 x 40 mm / 7.87 x 4.33 x 1.57 inches Package Weight: 1m Bandwidth Version: 160 g / 5.64 ounces 18m Bandwidth Version: 250 g / 8.82 ounces <b>Package List (1m Bandwidth Version):</b> 1 * Oscilloscope 1 * Cable 1 * Stand 1 * Guide <b>OR</b> <b>Package List (18m Bandwidth Version):</b> 1 * Oscilloscope 1 * Probe 1 * Cable 1 * Stand 1 * Guide