Storage function: This digital oscilloscope can store up to 2000 pieces of waveform pictures, so you can conveniently check the waveform. Colorful screen: This portable oscilloscope is designed with a 2.4 inch digital display and can show waveform and information clearly. Wide range: This digital oscilloscope can measure voltage and can measure 0 to 80V via 1X probe and 0 to 800V via 10X probe. Multifunction: This digital oscilloscope has up to 12 kinds of measuring parameter: VPP,VP,Vmax,Vmin,Vavg,Vrms,Frequency,Duty+,Duty-,Time+,Time-,Time. User-friendly design: This digital oscillo scope allows you to pause the waveform anytime, so you can easily analyze. Specification: Analog bandwidth: 100Mhz. Maximum real time sampling rate: 500msa/s. Vertical sensitivity: 50mV/div100V/div. Horizontal time range: 50S/div6NS/div. Maximum test voltage: 80V(1x Probe, 800V(10x Probe). Storage depth: 128KB. Input impedance: 1M ohm. ADC accuracy: 8bit. Connection: for AC/DC. Trigger method: Single, normal, auto. Trigger edge: Ascending/descending. External trigging voltage: 0-80V. Screen: 2.4 inch, 320x240. Voltage: Li-battery, 3000mAh(Build-in). Size(LxWxH): Approx. 114x74x33mm/4.49x2.91x1.30 inch. Note: There might be a bit of color distortions due to different resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Oscilloscope(with 1 Piece Probe, 1 Piece Micro USB, 1 Piece English User Manual).