FNIRSI-DS215H is a comprehensive and practical two-in-one dual-channel digital test instrument launched by FNIRSI, designed for the maintenance and R&D industries. Key Features: High-precision measurement: The FNIRSI-DS215H offers high precision with a sampling rate of up to 250MS/s and a 50MHz analog bandwidth, ensuring accurate measurements for various applications. Wide voltage protection: Supports peak voltage measurements up to ±400V, offering reliable and safe performance in high-voltage scenarios. Waveform storage: The device supports screenshot 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. Portable design: The device is equipped with a 3.5-inch display (480×320 resolution) for clear and intuitive visuals. Its compact and lightweight design makes it ideal for mobile use. Long battery life: Powered by a 1500mAh rechargeable lithium battery, it supports up to 4 hours of continuous operation, ensuring long-lasting performance for on-the-go use. Ideal for professionals: The FNIRSI-DS215H is designed to provide powerful and flexible features, offering users a portable and efficient tool for maintenance, R&D, and testing tasks. Specifications Basic Parameters: Brand FNIRSI Model DS215H Display 3.5 inches IPS high-definition color screen Backlight Brightness Adjustable Power Supply TYPE-C (5V/1A) Battery 1500mAh Languages 中文, English, Deutsch, Português, 日本語, Español, 한국인, Pyccкий Product Size ≈66x110x19.5mm Product Weight ≈138g Oscilloscope Parameters: Channel Dual channel Bandwidth 50MHz Real-time Sampling Rate 250MSa/s Storage Space 14M Time Base Range 20ns/div - 20s/div Vertical Sensitivity 10mV/div - 10V/div Vertical Resolution 8 bits Input Impedance 1MΩ Waveform Display Mode Scroll Measurement Data Cycle, Freq, Vpp, Max, Min, Avg, RMS, Amp, Dduty cycle, Pulse width Probe Attenuation Factor 1x/10x Input Coupling AC/DC Triggaer Type Rising edge/Falling edge Peak Voltage ±400V Trigger Level Range 8 grids (positive and negative) Trigger Mode Auto / Normal / Single Signal Generator Parameters: Output Waveform Supports multiple waveform outputs Waveform Frequency 0-50KHz Square Wave Duty Cycle 0-100% Waveform Amplitude 0.1V-3.0V