Built-in 13 adjustable waveforms, a variety of waveforms can better assist novices to learn to use oscilloscopes High-precision level adjustment makes your measurement more accurate and the analysis more in-depth High-definition storage of every important measurement moment, support USB sharing and export of pictures With afterglow function Suitable for use in a variety of occasions, lightweight and space-saving, can be carried around for work, maintenance and DIY Sampling rate: 48MS/s Bandwidth: 10M Vertical sensitivity: 10mV/Div-10V/Div Time base range: 50ns-20S Voltage range: X1: 40V (Vpp: 80V); x10: 400V (Vpp: 800V) Trigger mode: automatic/normal/single Trigger edge: rising edge/falling edge Coupling mode: AC/DC Calibration square wave: frequency: 1K; duty cycle: 50%; amplitude: 3.3V Color: As shown Material: plastic Package Contents: 1 x Digital Oscilloscope 1 x Alligator Clip Probe 1 x Charging Cable 1 x Lanyard Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.