Feature: 1. [Handheld Oscilloscope] Features 10MHz high bandwidth, 48MS/s high sampling rate, 50ns to 20s time base range, capable of measuring voltages up to 400V. 2. [DDS Signal Generator] Can output 14 waveforms including sine waveform, square waveform, sawtooth waveform, half waveform, full waveform, maximum waveform output frequency is 50KHz. 3. [Easy to Measure] Equipped with one key automatic configuration function. Long press AUTO key for quick baseline calibration and waveform display without complex debugging. 4. [2.8 Inch Display] The oscilloscope is equipped with 2.8 inch high definition LCD screen, with 320x240 resolution, the data is clear and intuitive. 5. [Rechargeable Design] Portable oscilloscope has built in 1000mAh lithium cell, offering about 4 hours service life, supporting Type C interface charging. Specification: Item Type: Handheld Oscilloscope Material: ABS Sampling Rate: 48MS/s Bandwidth: 10MHz Vertical Sensitivity: 10mV/Div-10V/Div Time Base Range: 50ns-20S Display Data: 12 Trigger Mode: Auto, Normal, Single Measurement Voltage Range: X 1: ±40V (Vpp: 80V), X 10: ±400V (Vpp: 800V) Calibration Square Waveform: Frequency: 1K; Duty Ratio: 50%; Amplitude: 3.3V Trigger Edging: Rising, Falling Coupling Method: AC DC Signal Generator: Frequency: 0-50KHz Duty Ratio: 0-100 Percent (Square Waveform and Sawtooth Waveform) Amplitude: 0.1-3.0V Waveform: Sine Waveform, Square Waveform, Sawtooth Waveform, Half Waveform, Full Waveform, Positive Step Waveform, Negative Step Waveform, Noise Waveform, Exponential Rise, Exponential Fall, DC Signal, Multi Sound, Sync Pulse, Lorentz Waveform Others: Display: 2.8 Inch PPI: 320x240 USB Charging: 5V 1A Lithium Cell Capacity: 1 x 1000mAh Rechargeable Lithium Cell (Built in). Package List: 1 x Main Unit1 x Crocodile Clip Probe1 x Adapter1 x P6100 High Voltage Probe1 x Type C Data Cable1 x User Manual1 x Lanyard1 x Storage Bag