SPECIFICATIONS Maximum Real-time Sampling Rate:1MSa/s Analog Bandwidth:0-200KHz Sensitivity Range:5mV/-20mV/ Maximum Input Voltage:50Vpk(1X probe) Input Impedance:1M ohms/20pF Accuracy:12 Bits Record Length:1024 points coupling modes:dc ac gnd Time Base Range:500s/-10us Trigger Modes:Auto,Normal,and Single Trigger Position:Center of Buffer Supply Voltage:DC 9V(8-10V) current consumption:~120ma 9v Main Board Size:94 x 65mm /3.7 2.56in Analog Board Size:65 47mm /2.56 1.85in Screen Size:52 40mm/2 x 1.57in color: White Material: plastic Package Contents: 1 x Fully Assembled Digital Oscilloscope Kit 1 x Probe 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.