Feature: 1. Multiple Functions: Upgraded handheld oscilloscope, increased measurement range, and added mathematical operations, cursor measurement, persistent mode, XY mode functions, supporting waveform image storage and export 2. 2 Channel Oscilloscope: Supports 50MHz bandwidth, 250MS/s sampling rate, 1Kpts recording depth, automatic measurement function, maximum voltage of 400V, vertical sensitivity of 10mV/div-10V/div 3. 4.5 Digit 19999 Counts Multimeter: AC voltage range 0-750 V, DC voltage range 0-99.9 V, DC AC current range 0-9.999 A, resistive value range 0-19.99MΩ, capacitance range 0-99.99 mF, supports continuity measurement 4. Signal Generator: The waveform output is up to 50kHz, with 1Hz step, and can output 13 types of waveforms; One click save and filter function, connect to PC through Type C to upload saved images, display reference and measurement waveforms 5. Other Functions: The oscilloscope adopts FPGA+MCU+ADC hardware architecture, with high voltage guard module; Equipped with a 2.8 inch LCD display screen, built in 3000mAh li battery, standby time up to 6 hours, support 5V 1A Type C charging Specification: Item Type: Handheld Oscilloscope Battery: 1 x Rechargeable Li Battery 3000mAh (Built in) Oscilloscope Parameters: Channels: 2 Channels Sampling Rate: 250MS/s Analog Bandwidth: 50 MHz (Dual Channel Independent 50M) Persistence: OFF, 500ms, 1s, ∞ Input Impedance: 1MΩ Time Base Range: 10ns-20s Vertical Sensitivity: 10mV/div-10V/div (X1 Gears) Maximum Measurement Voltage: ±400V Trigger Mode: Auto, Normal, Single Trigger Type: Rising Edges, Falling Edges Display Mode: YT, Rolling, X-Y Coupling: AC, DC Calculation: 8 Basic Operations + FFT Calculation Export Waveform Image: Support Waveform Screenshot Save: Support Cursor Measurement: Support Function Signal Generator Parameters: Channel: Single Channel Frequency: 1Hz-50KHz Amplitude: 0.1-3V Multimeter Parameters: Diode: Support On Off: Support Live Wire Detection: Support Function Range Accuracy DC Voltage 1.9999V/19.999V/199.99V/1000V ±(0.5%+3) AC Voltage 1.9999V/19.999V/199.99V/750V ±(1%+3) DC Current 19.999mA/199.99mA/1.9999A/9.999A ±(1.2%+3) AC Current 19.999mA/199.99mA/1.9999A/9.999A ±(1.5%+3) Resistive Value 19.999MΩ/1.9999MΩ/199.99KΩ/19.999KΩ ±(0.5%+3) 1.9999KΩ/199.99Ω ±(2%+3) Capacitance 999.9uF/99.99uF/9.999uF/999.9nF/99.99nF/9.999nF ±(2.0%+5) 9.999mF/99.99mF ±(5.0%+20) Temperature -55-1300℃, -67-2372℉ ±(2.5%+5) . Package List: 1 x Main Unit 1 x 10X Probe 11 x 10X Probe Accessory 1 x Temperature Probe 1 x Red Black Crocodile Clip Probe 2 x Test Pens 1 x USB Cable 1 x Storage Bag 2 x User Manual