Features:Experience professional-grade measurements in the palm- of your hand with the DS211 pocket oscilloscope kit.Hardware maintenance or software-debugging RS232, RS485, I2C, CAN and other communication interface circuits, LED display and keyboard- scanning- drive circuit, brushless motor drive circuit With a single channel and analog- bandwidth of 0-200KHz, this digital oscilloscope boasts a maximum- sampling rate of 1MSa/-s and an 8K sampling storage depth.Designed for engineers, hobbyists, and students who require portable and accurate waveform analysis.Trigger mode: rising-/falling edge trigger, trigger cursor, trigger sensitivity cursorAutomatic measurement: Frequency, Duty, Vpp, Vrms, Vavg, Vmax-, Vmin, vertical precision- measurement vernier-, horizontal precision- measurement vernier-. Specifications:Type: Digital OscilloscopeModel: DS211Number of channels: single channelAnalog- bandwidth: 0-200KHzMaximum-sampling rate: 1MSa/-sSampling storage depth: 8KLateral sensitivity: 1uS/Div~2S/Div (1-2 to 5steps)Vertical sensitivity: 20mV/Div~10V/Div (x1 probe-) 0.2V/Div~100V/Div (x10probe)Input impedance: less than 500KMaximum- input voltage: 40Vpp (x1probe)Coupling method: AC-/DC-Sync- mode: Auto, Normal, Single, ScanTrigger mode: rising-/falling edge trigger, trigger cursor, trigger sensitivity cursorSignal source: 10Hz~1MHz (1-2 to 5steps)Waveform storage: 8MB FlashDisplay color: 65KBattery capacity: 500mAHDisplay resolution: 320two hundred and fortyPC-connection interface: connected via USBCharging method: Charging through USB portDisplay: 2.8'' color TFT LCDSize: approx 106mm55.5mm11mm/4.19x2.19x0.45in Note:Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.Please allow 0-1cm error due to the manual measurment. Package includes:1 Set DS211 Digital Oscilloscope