Features: It is a digital oscilloscope that combines the functionalities of a oscilloscope, multimeter, and signal generator, making it a must tool for professionals. Featuring a Double channel with 50MHz bandwidth, 250ms/s sampling rate, and advanced FPGA+ARM+ADC architecture, this oscilloscope ensures precise measurements and detailed waveforms analysis. For electronic engineers, circuit designers, and students, it caters to those who require reliable tools for electronic device maintenance and troubleshooting. Whether in lab, workshop, or classroom, this multifunctional oscilloscope excels in testing electronic equipment, fault diagnosis, and signal analysis tasks. With its 3000mAh rechargeable battery, portable design, and 2.8inch color screen, it offer convenience and performances for on the go diagnostics and educational purposes. Specifications: Material: Plastic Screen: 2.8in Color Screen Resolution Ratio: 320x240 Charging:Type-C 5V1A Battery: 3000mAH Battery(Include) Support Function: Oscilloscope, Signal Generator, Multimeter Language: Chinese and English Channel: Double Channel Sampling Rate: 250MS/s Bandwidth: 50M(Double Channel Independent 50M) Storage Depth: 1Kpts Impedance:1MΩ Time Base Ranges: 10ns-20S Vertical sensitivity: 10mV/div-10V/div(x1) Export Waveforms Imaging: Support Cursor Measurement: Support Frequency: 1hz-50khz Temperature: -55 to 1300℃/-67 to 2372℉ Diode: YES Size: About. 167x89mm/6.57x3.5in Pattern: A/B Package Includes: 1pc Oscilloscope Multimeter 1pc Oscilloscope Probe 1 set Clip Probe 1pc Multimeter Probe 1pc Charging Cable 1pc Storage Bag 1pc User Manual note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.