This product ingeniously integrates digital oscilloscope, transistor tester and signal generator functions into one machine. With the real-time sampling rate of 10MS/s and bandwidth of 500Khz. Support maximum measurement of 400V voltage signal. With complete trigger function (automatic, single, regular). Equipped with an efficient button AUTO, the measured waveform can be displayed without cumbersome adjustments. Automatically identify and measure various transistors. Automatic detection of pin definitions. 6 kinds of signal waveforms detection. And with circuit continuity test function.? Features: 3 In 1 Function: This product ingeniously integrates digital oscilloscope, transistor tester and signal generator functions into one machine.? Digital Oscilloscope Function: With the real-time sampling rate of 10MS/s and bandwidth of 500Khz. Support maximum measurement of 400V voltage signal. With complete trigger function (automatic, single, regular). Equipped with an efficient button AUTO, the measured waveform can be displayed without cumbersome adjustments.? Transistor Tester Function: Automatically identify and measure various transistors, including NPN and PNP triode, N-channel and P-channel metal oxide-semiconductor field effect transistor, JFET, diodes, double diodes, thyristors,as well as resistors, inductors, capacitors, field-effect transistor, etc. passive component. Automatic detection of pin definitions. Signal Generator Function: 6 kinds of signal waveforms: sinewave, squarewave, pulsewave, trianglewave, rampwave, direct current. 1-100KHz adjustable output frequency. 3.3V adjustable output voltage. 0-100percent adjustable output duty ratio. Tool Box Function: Automatically analyze specific Protocol infrared code. Other function modes: including circuit continuity test, 0-40V input voltage measurement, PWM output, 0-32V diode measurement, temperature and humidity sensors measurement, etc.? Compact Size: Lightweight and portable, also can be used as a portable tool for on-site debugging. Reliable Quality: Adopts ABS antidrop housing, antislip concave design, high elasticity keys, simple interface, easy operation. 2.4inch Digital TFT Display: TFT color screen, high resolution display with LED backlight, with bright colors and high contrast, you can see the data clearly in bright light. High Accuracy: Infrared decoding design, quick response, accurate capture of highly sensitive response signal, fast and accurate measurement with small error. Rich and Powerful Features: One button for automatic adjustment, support for free switch, support intelligent fire preventions. Long Endurance: Built-in 1500mAh high-capacity rechargeable polymer lithium battery, long lasting lifespan, Type-C interface, continuous power supplys without isolation transformer, safer to use. Folding Bracket: Comes with invisible bracket, integrated folding, stable placement, free your hands, does not occupy too much space. Wide Applications: Suitable for mcu debugging, car repairing, home appliance repairing, DIY electronic competition, power-supply debugging, inverter, etc. Specifications: Name: 3in1 Digital Oscilloscope Material: ABS Type: standard configuration, high configuration (optional) Display: 2.4 inches TFT color screen Battery: Built-in 1500mah rechargeable lithium battery (included) Charging interface: USB Type-C, +5V Digital Oscilloscope: 10MSa/s Real-time sample rate: 500Khz Analog Bandwidth: 1 Ohm Input resistance: Alternating Current/Direct Current Coupling method: 400V Test voltage ranges: 10mV-10V? Vertical Sensitivity (x1): 1us-10s Horizontal time base ranges:? Trigger mode: Auto / Normal / Single Trigger type: Rising edges / Falling edges Waveform Freeze: Yes Automatic measurement: Yes Transistor Tester: Capacitor: 25pF~100mF Resistor: 0.01 Ohm ~ 50 Ohm Inductor: 10uH~1000uH Battery: 0.1~4.5V Input voltage: 0~40V DS18B20: 0-85 celsius DHT1: 0-60degrees C/5-95percent Signal Generator: Sinewave: 1-10KHz/0-3.3V/50percent Squarewave: 1-100KHz/3.3V/50percent Pulsewave: 1-100KHz/3.3V/0-100percent Trianglewave: 1-10KHz/0-3.3V/50percent Ramp: 1-10KHz/0-3.3V/0-100percent Direct current: 0-3.3V Item size: 110 * 76 * 30mm / 4.33 * 2.99 * 1.18in Package size: 140 * 125 * 55mm / 5.51 * 4.92 * 2.17in Package weight: Standard configuration: 300g / 10.58ounce High configuration: 345g / 12.17ounce Packing List (Standard Configuration): 1 * 3in1 Digital Oscilloscope 3 * Test Hook 1 * Probe 1 * Type-C Cable 1 * Manual OR Packing List (High Configuration): 1 * 3in1 Digital Oscilloscope 1 * Adaptor 1 * Probe 1 * High Pressure Probe 3 * Test Hook 1 * Type-C Cable 1 * Manual