Description:3 modes: This oscilloscope features normal trigger, auto trigger and single trigger to meet your different needs.Output: This portable oscilloscope can provide a square waves that is 3.3V, 0-80Khz, and 0-100% duty ratio.Clear screen: This oscilloscope is designed with a 2.4 inch LCD, the resolution 320x240, and can display information.Suitable occasions: This oscilloscope is a good fit for car repair, home appliance repair, DIY study, and so on.Useful design: This portable digital oscilloscope supports type-c and also supports data transmiion and charging.Specification:Power voltage: 5-6V/4-9V.Sampling ratio: 2.5MSa/s.Bandwidth: 200Khz.Voltage: X1:-40V(Vpp: 80V), X10:-400V(Vpp: 800V).Trigger method: Auto/Normal/Single.Coupler: AC/DC.PWM output: 3.3V, frequency: 0-80Khz, duty ratio: 0-100%.LCD screen: 2.4 inch, 320x240.Size(LxWxH): Approx. 65x60x18mm/2.56x2.36x0.71 inch.Note:There might be a bit of color distortions due to different computer resolutions.There might be a slight error due to different hand measurements.Package Includes:Type 1:1 Piece Oscilloscope(with 1 Piece Pin Header, 1 Piece Charging Cable, 1 Piece Testing Line, 1 Piece User Manual).Type 2:1 Piece Oscilloscope(with 1 Piece Pin Header, 1 Piece Charging Cable, 1 Piece Testing Line, 1 Piece User Manual, 1 Piece High Voltage Probe).