Dual-channel oscilloscope, 120MHZ single channel, 40MHz dual-channel , 500MSpS sampling rate; 3 waveform scanning modes (automatic, single, normal) Waveforms automatically adapt to the screen with one click AUTO, no need to adjust parameters; Waveform parameters such as time base, amplitude, trigger slope, etc. can be set by yourself. Signal source : sine wave, triangle wave and square wave, output amplitude, frequency and square wave duty cycle.Can store 2500 waveforms, supports thumbnail browsing, waveform deletion Built-in lithium battery, rechargeable; Compact size, light weight of about 187 grams, easy to carry 320X240 high-definition color LCD display, clear and accurate waveforms; Silicone protective covers on both sides of the fuselage, anti-slip and anti-fall, comfortable to hold<br><br>oscilloscope Waveform bandwidth:120MHz Channel quantity: 2 Max test voltage: 1X: 80Vpp 10X: 800Vpp Storage Depth: 12.8div Vertical Sensitivity:50mV~100V Trigger Mode: Auto/Normal/Single Save: 2500 waveforms Maximum sampling rate:500MSa/S Software equivalent max sampling rate 500MSa/S Auto configuration: Automatically set time base and vertical sensitivity Automatic measurement function: Vpp, Vrms, Vavg, , Vmax, Vmin, F, T, T +, T-, Du +, Du Time base range:6ns~50S Trigger slope: Rising / Falling Coupling : DC/AC Voltage accuracy: 10% Frequency accuracy:1% Input impedance:1M Signal source output: Sine wave/triangular wave: 10Hz to 100KHZ Square wave: 10Hz~3MHz Square wave duty cycle: 10%~90% Output voltage: 0-3Vpp Other parameter Screen resolution:320*240 Display: 2.4 Inches TFT SCREEN Display area: 50mm x 40mm Back light: White, 8 levels of brightness Battery: Lithium battery Standby time: About 4 hours Charging:DC5V/1A/2A Auto shutdown: No operation for 15 mins Colour:Photo Color Material:ABS type: A: Dual probe<br><br>Package Contents: 1 set of oscilloscope<br><br>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.