1.TFT2.8 inch full-view screen 2.128K storage depth, 3.48M sampling rate, analog bandwidth 10MHz 4. With complete trigger function (single trigger, normal trigger, automatic trigger), whether it is a periodic analog signal or a non-periodic digital signal can be freely used 5. Maximum detectable voltage signal ±400V Equipped with efficient one-click automatic display function, the measurement waveform can be displayed without complicated adjustment Model : OT2 Sampling rate :48M Number of channels :1 Analog bandwidth :10MHz Measurement voltage :X1/+40V X10/ Earth 400V Input impedance :1MQ Display :2.8inch TFT Resolution :320 * 240 Charging voltage :5V Battery capacity :1800mAh Continuous working time :4.5-6h Firmware upgrade: Supported Colour:Green Material:plastic Package Contents: 1 x Mini Oscilloscope 1 x Red And Black Alligator Clip Probe 1 x USB Cable 1 x Storage Bag 1 x Oscilloscope probes 1 x English User Manual 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.