FNIRSI DMT-99 Smart Multimeter – Large 2.4" TFT Screen and Built-in Battery for Convenient Measurements

The FNIRSI DMT‑99 is an advanced intelligent digital multimeter offering a wide measurement range, True RMS accuracy and multiple modes for recording, monitoring and normal multimeter testing. With its 2.4‑inch full‑color TFT display, this meter provides clear readings and an intuitive interface for both professionals and hobbyists.

 Key Features

• Display: 2.4″ full‑color TFT screen with 240 × 320 resolution for easy visualization of measurements.

• Intelligent Auto‑Ranging: Detects the type of signal and selects the best range for accurate readings.

• Measurement Modes:
  • Normal mode for everyday measurements;
  • Recording mode plots value changes over time (records up to eight readings);
  • Monitoring mode issues alerts when values cross custom thresholds.

• Measurement Capabilities:
  • True RMS AC/DC voltage & current up to 10 A;
  • Resistance, capacitance, frequency, duty cycle;
  • Diode, continuity tests; NCV and live wire detection; temperature.

• Rechargeable Battery: Built‑in 1500 mAh battery with USB‑C charging eliminates disposable battery costs.

• Included Accessories: Test probes, USB‑C cable, user manual and packaging.

 Basic Specifications

• DC Voltage: 9.999 V – 999.9 V

• AC Voltage: 9.999 V – 750.0 V

• DC/AC Current: 9999 µA – 9.999 A

• Resistance: 999.9 Ω – 99.99 MΩ

• Frequency: 9.999 Hz – 9.999 MHz

• Temperature: -55 °C – 1300 °C

• Weight: ~185 g

 Typical Uses

✔️ Automotive troubleshooting – battery and wiring diagnostics.
✔️ Electronic repairs and prototyping – reliable component measurements.
✔️ Household electrical checks – safe verification of voltage and continuity.
✔️ Educational and lab environments – versatile tool for learning and testing.