Specifications: Display: Full Color TFT LCD Display(320*240 pixels) Sampling Rate: 200MSa/s Channel: 1 Bandwidth: 20MHz Input Range: 10mV-5V x1; 100mV-50V x10; 1V-500V x100(1-2-5 Step) Vertical Resolution: 8bit Vertical Accuracy: +/-3% Impedance: 1M 25pF Coupling: AC/DC Display Mode: YT Input Voltage: 40V(x1); 400V(x10); 4000V(x100) Time Range: 10ns-50ms(1,2.5,5 step) 100ms-5s(scan scan) Storage Depth: 2K Trigger Mode: Automatic, Normal, Single Trigger Type: Rising/Falling Edge Trigger Automatic Measurement: 50Hz-40MHz Measurement: Peak to Peak/Duty Cycle/Frequency Cursor: Time, Voltage Frequency: Sine Wave 1Hz-5MHz; Others 1Hz-1MHz Duty Cycle: 0%-100% Amplitude: 100mV-4V Offset: (+/-)0V-2V Power Supply: 1 * 18650 3.7V Battery(NOT Included) Product Size: 217 * 100 * 35mm / 8.54 * 3.94 * 1.4in Product Weight: 340g / 12oz Package Size: 25 * 20.5 * 6.6cm / 9.84 * 8.07 * 2.6in Package Weight: Approx. 872g / 30.76oz This handheld digital oscilloscope with multiple functions is really practical for use. Its sampling rate is 200MSa/s and its bandwidth is 20MHz. It also has the signal generator function which can measure frequency(sine wave 1Hz-5MHz; others 1Hz-1MHz), duty cycle, amplitude and offset. Features: Professional digital oscilloscope with 1CH, 200MSa/s Max. sampling rate and 20MHz bandwidth. Colorful TFT LCD display with 320*240 pixels resolution, easy and clear for reading. Backlight brightness can be adjusted; color display/black and white display for selection. Supports Chinese and English menu display. Combined with signal generator function, can measure frequency, duty cycle, amplitude and offset. Data storage with USB interface, 2K storage depth. Triggering modes: Automatic, Normal, Single. Rising/falling edge trigger available, which can measure 50Hz to 40MHz. Time and voltage cursor, peak to peak/duty cycle/frequency measurement. Powered by 1*18650 3.7V lithium battery(not included), with battery charger for convenient charging.