... 20pF±5 pF Probe attenuation factors 1X,10X,100X,1000X Vertical resolution 8 bit Time Base Accuracy 100ppm Memory for screen and ... ,CAT II PC interface RS232 cable or USB cable Display type 7.8inch color STN LCD Display Resolution 640 ×480 Dimension ... -5V); ±2V(5mv-200mv)Vertical sensitivity:5mV/div-5V/div(at input)DC gain accuracy:±5%Trigger type:Edge, VideoTrigger level: ±6 ...