... -5V/div, 1mV-1V/div(X5) MCH Analog Oscilloscope,V-5040 40MHz oscilloscope, dual channelSpecifications: DescriptionModelV-5040 40MHzCRTScreen6" screen ... 0.2s/div: 9 ranges, continuous adjustment between ranges at a ratio of not less than 1:2.5Scan expansion ... widthx10Accuracy3%Trigger systemModeAuto, NORM, TV-V, TV-HTrigger sourceVERT, CH1, LINE, EXTSensitivity and frequencyAUTO ...