Features 1、3.5 Inch Large Screen Display: The oscilloscope multifunction tester features a spacious 3.5 inch display screen, coupled with a one touch automatic waveform measurement function, allowing for clear and detailed display of the measured signal waveform without the need for cumbersome adjustments. 2、Enhanced Dual Channel Contrast: With a dual channel capacity of 50M and a bandwidth of 50MHz, along with a sampling rate of 280MS/s, this handheld oscilloscope multimeter offers clear and precise data contrast, supporting seamless switching between single and dual channels for improved analysis. 3、Waveform Saving And Catching: The portable multimeter oscilliscope enables users to save and catch waveforms effortlessly. By simply pressing and holding the save key for 2 seconds, users can catch screenshots for full screen viewing or secondary analysis. Additionally, saved waveforms can be easily accessed and transferred to a computer via a USB data cable. 4、Signal Generator Functionality: Equipped with a signal generator, this digital oscilloscope multimeter offers various frequency and waveform outputs, enabling versatile waveform measurements for a wide range of applications. Users can conveniently display and measure multiple waveforms to meet their everyday measurement needs. 5、Compact And Lightweight: This handheld digital oscilloscope multimeter is small in size and light in weight, very convenient to carry and use, made of excellent ABS material, which is sturdy and abrasion resistant, and not easy to be damaged. Specification Item Type: Handheld Digital Oscilloscope Multimeter Material: ABS Model: ZT-703S Counts: 25000 Bandwidth: 50M Sampling Method: Real Time Sampling Channels: Dual Channel Sampling Rate: 280MS/s Storage Depth: 128Kpts Display Screen: 3.5 Inch IPS Color Screen Range: Auto Range DC Current: 10A AC Current: 10A DC Voltage: 1000V AC Voltage: 750V Resistor: 250MΩ Capacitance: 100mF Frequency: 1MHz Battery: Li Battery 2000mah x 1 (Included) Package List 1 x Oscilloscope Multimeter 4 x Test Probes 1 x Storage Box 1 x USB Cable 22 x Accessories 1 x Manual