Fangrui Product Details Sampling Rate: 48ms/s Bandwidth: 10m Vertical Sensitivity: 10mv/div-10v/div Time Base Range: 50ns-20s Trigger Mode: Auto/normal/single Voltage Range:x1:40v (vpp:80v), X10: 400v (vpp: 800v) Trigger Edge:rising Edge/falling Edge Coupling Mode:ac/dc Calibrated Square Wave:frequency: 1k; Duty Cycle: ; Amplitude: 3.3v Frequency:0-50khz Duty Cycle:0- (rectangular Wave And Sawtooth Wave Amplitude:0.1-3.0v Waveform:sine Wave, Rectangular Wave, Sawtooth Wave, Half Wave, Full Wave, Positive Step Wave, Reverse Step Wave, Exponential Rise, Exponential Fall, Dc Signal, Multi-audio, Sinker Pulse, Lorentz Wave Display:2.8 Inches/ppi:320*240 Usb Charging:5v/1a Lithium Battery Capacity:1000mah Dimensions:99x68.3x19.5mm Weight:104g Colour:blue Material:abs Package Contents: 1 Set * Dso-510 Oscilloscope 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 Measurem