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May 16, 2026

FNIRSI DST210 Compact Diagnostic Tool for Auto Technicians

Time is of the essence when diagnosing a stranded vehicle by the roadside. Traditional toolkits, packed with bulky instruments like multimeters, oscilloscopes, and signal generators, often prove inefficient due to constant switching between devices. The FNIRSI DST-210 eliminates these challenges, serving as a Swiss Army knife for automotive electronics repair by integrating three essential functions into one compact unit.

Core Advantages: Three Tools in One

The DST-210 combines a true RMS multimeter, oscilloscope, and signal generator through optimized integration rather than simple function stacking, achieving new heights in both performance and usability.

  • High-Precision Multimeter: With 119,999-count resolution, it accurately measures AC/DC voltage/current, resistance, capacitance, diodes, and continuity. True RMS measurement ensures precision for non-sinusoidal waveforms common in automotive systems.
  • Professional Oscilloscope: Featuring 10MHz analog bandwidth and 48MSa/s sampling rate, it clearly captures electrical waveforms for analyzing ignition patterns, sensor outputs, and CAN bus signals.
  • Versatile Signal Generator: Produces 13 waveform types (0-10KHz frequency range) to simulate sensor signals like crankshaft position or throttle position sensors for ECU testing.
Technical Specifications

FNIRSI prioritized reliability and safety in the DST-210's design:

  • 400V protection and overload safeguards prevent damage from operational errors
  • Low-battery alerts ensure uninterrupted diagnostics
  • 48MSa/s sampling rate captures rapid signal variations with precision
User Experience

The device emphasizes intuitive operation:

  • 2.8-inch TFT color display maintains visibility in various lighting
  • Compact 250g design enables single-handed operation
  • Comprehensive functions cover most automotive diagnostic needs
Applications

The DST-210 serves multiple purposes:

  • Automotive Repair: Diagnosing engine, transmission, ABS, and airbag systems
  • Circuit Analysis: Testing power supplies, amplifiers, and filters
  • Electronics Projects: Component testing and circuit debugging
Technical Parameters
Multimeter: DC Voltage (11.9999V-1199.99V ±0.5%), AC Voltage (11.9999V-750V ±1.0%), Resistance (119.99Ω-11.999MΩ ±0.8%), Capacitance (11.999nF-11.999mF ±3.0%)
Oscilloscope: 10MHz bandwidth, 48MSa/s sampling rate, 400V max input
Signal Generator: 13 waveforms, 0-10KHz frequency range, 3V max output
General: 3000mAh battery (15-hour standby), 150×75×35mm dimensions
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