FAQ
Frequently Asked Questions about FNIRSI DMT-99 (Smart Digital Multimeter with Color TFT Display)
AC/DC voltage measurement up to 1000 V
AC/DC current measurement up to 10 A
Resistance measurement up to 99.99 MΩ
Capacitance measurement up to 99.99 mF
Frequency measurement up to 9.999 MHz
Temperature measurement from -55 °C to 1300 °C
Diode and continuity testing
Non-contact voltage (NCV) and live wire detection
Measurement modes: normal, recording, monitoring
True RMS function for accurate measurements
Display: 2.4" color TFT with 240×320 resolution
Power: built-in 1500 mAh battery, USB-C charging
Dimensions: 155 × 80 × 36 mm
Weight: 191 g
Drop-resistant ABS housing
Stand and test lead holder
Yes, it features an intelligent anti-overvoltage circuit
Dual ceramic fuses
Overload protection on all ranges
Normal mode: standard measurements
Recording mode: logs value changes over time
Monitoring mode: alerts when set thresholds are exceeded
Supports customizable startup interface
.webp)