This portable oscilloscope features a compact size of 65*60*18mm, making it more portable than traditional oscilloscopes, ideal for on-the-go use. One Button Auto Adjust: One button to set all parameters and quick waveform measurement. Long press AUTO button for quick baseline calibration. 3 Trigger Modes: Single trigger for unexpected non-periodic signals, Automatic trigger for periodic analog signals, Normal trigger for digital logic signals. PWM Square Waves Output: Supports 0-80kHz frequency range and 0-100% duty cycle. Wide Applications: Suitable for car repairing, DIY projects, home appliance maintenance, experiment teaching, etc. Specifications: Material: PCB; Sampling rate: 2.5MS/s; Bandwidth: 200KHz; Voltage ranges (X1: ±40V Vpp 80V); PWM output: 3.3V; Package size: 65*60*18mm / 2.6*2.4*0.8in; Package weight (without P6100, without battery): 53g / 1.9ounce. Packing list (without P6100): 1*Oscilloscope. Color: As shown in the picture.