Features: High-precision measurement: The DS215H offers high-precision with a sampling rate of up to 250MS or s and a 50MHz analog bandwidth, ensuring accurate-measurements for various applications. Wide voltage protection: Supports peaks voltage measurements up to ±400V, offering reliable and safe performance in high-voltage scenarios. Waveform storage: The device supports screenshots saving and viewing, making data analysis more convenient and efficient. Signal generator functionality: It features 13 waveform outputs with a frequency range of 0-50 KHz, adjustable by a 1Hz step. The output parameters, including frequency, amplitude, and duty cycle, are fully adjustable to meet various needs. Description: Display:3.5-inch-IPS high-definition color screen Backlight:Brightness Adjustable Power supply:TYPE-C(5V or 1A) Battery:1500mAh Product size:about 66x110x19.5mm Parameter 1 Channel: Dual Channel Bandwidth: 50 MHz Real-time sampling rate: 250MSa or s Storage space: 14M Time base range: 20ns or divs - 20s or divs Vertical sensitivity: 10mV or divs - 10V or divs Waveform display mode: Scroll Vertical resolution: 8 bits Probe attenuation factor: 1 x or 10 x Input coupling: AC-DC Trigger-type: Rising edge or Falling edge Peak-voltage: ±400V Trigger-level range: 8 grid (positive and negative) Trigger-mode: Auto or Normal or Single Parameter 2 Output waveform: Supports multiple waveform outputs Waveform frequency: 0-50 KHz Square-wave duty cycle: 0-100 percent Waveform amplitude: 0.1V - 3.0V Package: NO.1(Standard) Host device x1 P6100 high vltage probe x1 Adapter x1 Alligator-clip probe x1 Charging cable x1 User manual x1 Packaging color box x1 NO.2(Hight) Host device x1 P6100 high vltage probe x2 Adapter x2 Alligator-clip probe x1 Charging cable x1 User manual x1 Package List: 1x DS215H Mini Digital Oscilloscope