Fangrui Product Details 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: ; 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 Refl