1. Handheld Oscilloscope Function & Digital Multimeter Function, Digital Multimeter functions integrated multifunctional handheld instrument, perfect for field use;2. Built-in 500V/20A explosion proof fuse, 20A AC and DC test. Can choose to automatically shutdown or continuous operation, applicable to the workplace such as family, school, and factory. DISTORTION DETECTION ALSO Protect safety.3. Analog broadband range up to: D AC ~ 10kHz, Display hold, storage / readout up to 5 waveforms and 100 sets of measurement values. 240X320 high contrast LCD with LED backlighting. Suitable for working at night;4. Dedicated Chip, the automatic waveform capture function, easy operation. The software calibration technology, memory calibration coefficients. Measure more accurately.5. the PC software can easily communicate with a computer for data analysis and test results archive, through the USB interface and the computer connection, transmission, you can analyze and print data from the oscilloscope.Specifications:Display area: about 2.4 inches;Backlit: white;Input resistance: 10M ohm;Battery: 3 * AA battery (not included);Power consumption: about 80mA;Use time: low light about 5 hours;Use environment: 0~40 Celsius, less than 75%RH;Storage environment: -10~60 Celsius, less than 90%RHBandwidth: ACV/1MHz ACA/5KHz;Max. real-time sampling rate: 2.5Msps;Multimeter measurement: automatic range + manual range;Oscilloscope function secondary display: -P, average value, effective value, frequency, time base, amplitude;Measurement mode: normal, automatic;Item weight: 195g / 6.9ounceMultimeter specification:DC voltage:Range: 400mV/4V/40V/400V/1000VUncertainty: 0.75% rdg+10dgtAC voltage:Range: 400mV/4V/40V/400V/750VUncertainty: 1.0% rdg+10dgtDC current:Range: 40mA/400mA/4A/10AUncertainty: 1.2% rdg+10dgtAC current:Range: 40mA/400mA/4A/10AUncertainty: 1.5% rdg+10dgtResistance:Range: 400.0 ohm~40.00M ohmUncertainty: 1.0% rdg+5dgtCapacitance:Range: 0.1nF~100, 10.00mFUncertainty: 2.0% rdg+10dgtFrequency:Range: 5Hz~10MHzUncertainty: 1.0% rdg+5dgtDuty cycle:Range: 0.1%~99.9%Uncertainty: 1.0% rdg+5dgtDiode test: voltage is about 5V, test current is about 1.5mAContinuity test: judgment resistance about: less than 50 ohm beepcolour: blackmaterial: ABS + electronic componentssize: 160 x 83 x 32mmpackage Contents: 1 * Graphical Multimeter1 Pair * Test Pens1 * Protective Bag1 * User ManualOnly the above package content, other products are not included.Note: Light 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.