Made of fine quality material, practical, easy to operate and use, wide application range, has a long service life.    Features:  Oscilloscope multimeter 2 in 1, improve your work efficiency.  One-button oscilloscope: no need oscilloscope probe, measuring waveform directly. Fast and accurate measurement, clear waveform display.  240*320 high definition color screen: the color display is clearer, and the secondary display at the bottom provides more function menus.  Multimeter measurement functions: AC/DC voltage, AC/DC current, resistance, capacitance, frequency, duty cycle, diode test, continuity test.  Storage: mass storage, 100 data/10 waveforms.  Triple safety: double insurance tube, 500mA/250V, 10A/250V. Input voltage is greater than 24V, beep warning once. Input over range, beep warning.  Same screen display: historical records and real-time data are displayed on the same screen for easy comparison and analysis of data.  Buttons and dial: silicone button, sensitive pressing function dial, accurate gear.  Back bracket: the back bracket is tilted at 60° for easy viewing.    Specifications:  Material: ABS  Color: black  Display: 320*240 LCM  Display area: about 2.4 inches  Backlit: white  Input resistance: 10MΩ  Battery: 3 * AA battery (not included)  Power consumption: about 80mA  Use time: low light about 5 hours  Storage: 100 data/10 waveforms  Use environment: 0~40℃, ＜75%RH  Storage environment: -10~60℃, ＜90%RH  Bandwidth: ACV/1MHz ACA/5KHz  Max. real-time sampling rate: 2.5Msps  Multimeter measurement: automatic range + manual range  Oscilloscope function secondary display: VP-P, average value, effective value, frequency, time base, amplitude  Measurement mode: normal, automatic  Item size: 160 * 83 * 32mm / 6.3 * 3.3 * 1.3in  Item weight: 195g / 6.9ounce  Package size: 190 * 140 * 45mm / 7.5 * 5.5 * 1.8in  Package weight: 370g / 13.1ounce    Multimeter specification:  DC voltage:  Range: 400mV/4V/40V/400V/1000V  Uncertainty: 0.75% rdg+10dgt  AC voltage:  Range: 400mV/4V/40V/400V/750V  Uncertainty: 1.0% rdg+10dgt  DC current:  Range: 40mA/400mA/4A/10A  Uncertainty: 1.2% rdg+10dgt  AC current:  Range: 40mA/400mA/4A/10A  Uncertainty: 1.5% rdg+10dgt  Resistance:  Range: 400.0Ω~40.00MΩ  Uncertainty: 1.0% rdg+5dgt  Capacitance:  Range: 0.1nF~100, 10.00mF  Uncertainty: 2.0% rdg+10dgt  Frequency:  Range: 5Hz~10MHz  Uncertainty: 1.0% rdg+5dgt  Duty cycle:  Range: 0.1%~99.9%  Uncertainty: 1.0% rdg+5dgt  Diode test: voltage is about 5V, test current is about 1.5mA  Continuity test: judgment resistance about:<50Ω beep  Fuse specifications: 500mA/250V, 10A/250V    Packing List:  1 * Graphical Multimeter  1 * Pair of Test Pens  1 * Protective Bag  1 * User Manual