DIY Supplies : ELECTRICALShell Oscilloscope Production Kit DSO138 Upgraded Version Electronic Teaching Training DIY Kit US PlugAdopt ARM Cortex-M3 processor (STM32F103C8), and include a 2.4-inch color TFT display screen. Used for secondary development on the basis of this kit, for example, it can be changed to Millivoltmeter, data loggers.Come with instructions, easy to install and operate.With Auto/Normal/Single trigger modes, easy to capture the moment waveform.Available rising or falling edge trigger.Observable previous waveform before trigger(negative delay).Maximum Real-time Sampling Rate: 1MSa/sAnalog Bandwidth: 0-200KHzSensitivity Range: 5mV/div-20mV/idvMaximum Input Voltage: 50Vpk (1X probe)Input Impedance: 1M ohms/20pFAccuracy: 12 BitsRecord Length: 1024 pointsCoupling Modes: DC / AC / GNDTime Base Range: 500s/Div - 10us / DivTrigger Modes: Auto, Normal, and SingleTrigger Position: Center of BufferSupply Voltage: DC 9V(8-10V)Current Consumption:~120mA @ 9VMain Board Size: 94 X 65mm / 3.7 X 2.56inAnalog Board Size: 65 X 47mm / 2.56 X 1.85inScreen Size: 52 X 40mm / 2 X 1.57inPlug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on.Colour:As shownMaterial: ABSSize: 14.5 x 10 x 3.7cmPackage Contents:1 x Shell Oscilloscope DIY kit1 x Shell Oscilloscope (fully assembled)1 x Probe1 x US PlugOnly the above package content, other products are not included.Note: Light shooting 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.