---
product_id: 611054145
title: "FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Volt Meter"
brand: "fnirsi"
price: "$129.66"
currency: USD
in_stock: true
reviews_count: 13
category: "Fnirsi"
url: https://www.desertcart.ec/products/611054145-fnirsi-dmt-99-digital-multimeter-9999-counts-trms-rechargeable-volt
store_origin: EC
region: Ecuador
---

# Real-time waveform graphic monitoring 9999-count True RMS precision 1500mAh rechargeable battery FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Volt Meter

**Brand:** fnirsi
**Price:** $129.66
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Your Precision, Recharge Your Workflow

## Quick Answers

- **What is this?** FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Volt Meter by fnirsi
- **How much does it cost?** $129.66 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/611054145-fnirsi-dmt-99-digital-multimeter-9999-counts-trms-rechargeable-volt)

## Best For

- fnirsi enthusiasts

## Why This Product

- Trusted fnirsi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Visualize the Invisible:** Graphic waveform display captures transient spikes and voltage ripples traditional meters miss—diagnostics made dynamic.
- • **Stay Charged, Stay Ready:** Built-in 1500mAh rechargeable lithium battery with fast Type-C charging means no more downtime hunting for batteries.
- • **Safety Meets Smart Design:** Dual ceramic fuses and anti-burn protection keep you safe during complex electrical tasks, engineered for peace of mind.
- • **Compact, Clever & Clutter-Free:** Integrated kickstand and storage slots with ultra-fine test leads deliver a sleek, grab-and-go tool for on-the-move pros.
- • **Precision that Powers Your Projects:** High-resolution 9999-count True RMS ensures ultra-accurate AC/DC measurements for flawless diagnostics.

## Overview

The FNIRSI DMT-99 is a professional-grade digital multimeter featuring a 9999-count True RMS display for precise AC/DC measurements, a rechargeable 1500mAh battery with USB Type-C charging, and a vivid 2.4" color TFT screen. It offers smart auto-identification of voltage, resistance, and continuity, plus advanced waveform graphic monitoring to detect transient electrical faults. Designed with safety-first dual ceramic fuses and anti-burn circuitry, this compact multimeter is perfect for automotive diagnostics, electronics repair, and field testing, delivering exceptional value and reliability for professionals and enthusiasts alike.

## Description

FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Volt Meter | Auto-Ranging, Graph Recording, Anti-Burn Protection, NCV Voltage/Current/Resistance/Capacitance for Electronics, Auto Repair: desertcart.com: Tools & Home Improvement

Review: Punches Far Above Its Price Class — My New Favorite Bench and Field Multimeter - I bought the FNIRSI DMT-99 expecting a decent budget multimeter and instead received something that feels like it belongs in an entirely different price category. The first thing that stands out is the build quality. It feels solid, well put together, and far more refined than many meters costing significantly more. The large backlit display is bright, crisp, and incredibly easy to read from across the bench, and the 9999-count resolution provides plenty of precision for electronics work, troubleshooting, and general electrical tasks. The auto-ranging functionality is quick and intuitive, which makes jumping between measurements effortless. True RMS capability is a huge bonus at this price point and gives me confidence when measuring modern electronics and non-linear loads. Continuity testing is responsive, measurements are stable, and the overall user experience feels polished. The rechargeable battery is another feature I didn't realize I would appreciate so much until I had it. No more digging through drawers looking for a fresh 9V battery right when I need the meter most. USB charging simply makes sense in 2026. What really surprised me is how enjoyable this meter is to use. The interface is straightforward, the display provides a wealth of information without feeling cluttered, and everything about it gives the impression that FNIRSI spent time thinking about usability rather than simply chasing spec sheet numbers. Whether you're an engineering student, electronics hobbyist, maker, technician, or simply someone who wants a capable multimeter in the toolbox, the DMT-99 represents exceptional value. There are products that meet expectations, and there are products that make you wonder how they can possibly be selling for this price. The FNIRSI DMT-99 firmly belongs in the second category. Highly recommended.
Review: Solid Quality for the Price - I bought this multimeter specifically to help track down an electrical issue in my vehicle, and it worked very well for that purpose. It was accurate, easy to use, and had all the functions I needed for troubleshooting. For the price, the build quality feels very good. It doesn’t feel cheap, and the features like auto-ranging and data monitoring made the job much easier than I expected. Overall, it’s a great value tool that performed exactly as I needed it to. I’d definitely recommend it for anyone doing automotive or general electrical work.

## Features

- 【9999 Counts & Rechargeable】FNIRSI DMT-99 digital multimeter features high-resolution 9999-count True RMS for accurate AC/DC measurements across various electrical systems. The built-in 1500mAh rechargeable lithium battery with Type-C charging eliminates frequent battery replacement, making it ideal for extended electronics repair and field testing
- 【Smart Auto-Identification】Streamline troubleshooting with Auto-Mode, which instantly detects AC/DC voltage, resistance, and continuity. This rechargeable multimeter also supports AC/DC current, NCV, frequency, and diode testing—providing comprehensive coverage for automotive diagnostics and household electrical safety
- 【Graphic Waveform & Monitoring】This automotive multimeter plots real-time ripples via Graphic View, visualizing voltage/current fluctuations as waveforms to capture transient spikes traditional meters miss. Monitoring Mode triggers automatic alarms based on custom thresholds—enabling hands-free tracking of intermittent faults for efficient diagnostics
- 【Vivid Screen & Anti-Burn Pro】This multimeter features a 2.4" HD TFT color screen with adjustable brightness for crystal-clear visibility in any lighting. Engineered for maximum safety, it incorporates dual ceramic fuses and advanced protection circuitry to reducing the risk of accidental burn-outs during complex automotive circuitry and industrial tasks
- 【User-friendly Design】Includes ultra-fine multimeter test leads perfected for SMD and tight circuit boards. This compact multimeter features a back-integrated kickstand and storage slots, delivering a grab-and-go solution that eliminates clutter for technicians demanding precision on the move

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CQRKR17W |
| Best Sellers Rank | #7,610 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #15 in Multi Testers |
| Brand | FNIRSI |
| Brand Name | FNIRSI |
| Color | Black and Blue |
| Compatible Devices | Devices with electrical components (e.g., automotive electrical systems, home appliances, electronic devices) |
| Customer Reviews | 4.6 out of 5 stars 1,288 Reviews |
| Included Components | Smart Color TFT Multimeter, Test Leads, Type-C charging cable, User guide |
| Item Dimensions | 6.01 x 3.15 x 1.52 inches |
| Item Weight | 6.72 ounces |
| Item dimensions L x W x H | 6.01 x 3.15 x 1.52 inches |
| Manufacturer | FNIRSI |
| Measurement Type | Ammeter, Multimeter, Ohmmeter, Voltmeter |
| Minimum Operating Voltage | 10 volts |
| Model | DMT-99 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | DMT-99 |
| Power Source | Battery Powered |
| Specification Met | CE |
| Style | Classic |
| Style Name | Classic |
| Upper Temperature Rating | 1300 °C |

## Product Details

- **Brand:** FNIRSI
- **Color:** Black and Blue
- **Item Weight:** 6.72 ounces
- **Power Source:** Battery Powered
- **Style:** Classic

## Images

![FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Volt Meter - Image 1](https://m.media-amazon.com/images/I/71jjLxiiGRL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Punches Far Above Its Price Class — My New Favorite Bench and Field Multimeter
*by T***R on June 29, 2026*

I bought the FNIRSI DMT-99 expecting a decent budget multimeter and instead received something that feels like it belongs in an entirely different price category. The first thing that stands out is the build quality. It feels solid, well put together, and far more refined than many meters costing significantly more. The large backlit display is bright, crisp, and incredibly easy to read from across the bench, and the 9999-count resolution provides plenty of precision for electronics work, troubleshooting, and general electrical tasks. The auto-ranging functionality is quick and intuitive, which makes jumping between measurements effortless. True RMS capability is a huge bonus at this price point and gives me confidence when measuring modern electronics and non-linear loads. Continuity testing is responsive, measurements are stable, and the overall user experience feels polished. The rechargeable battery is another feature I didn't realize I would appreciate so much until I had it. No more digging through drawers looking for a fresh 9V battery right when I need the meter most. USB charging simply makes sense in 2026. What really surprised me is how enjoyable this meter is to use. The interface is straightforward, the display provides a wealth of information without feeling cluttered, and everything about it gives the impression that FNIRSI spent time thinking about usability rather than simply chasing spec sheet numbers. Whether you're an engineering student, electronics hobbyist, maker, technician, or simply someone who wants a capable multimeter in the toolbox, the DMT-99 represents exceptional value. There are products that meet expectations, and there are products that make you wonder how they can possibly be selling for this price. The FNIRSI DMT-99 firmly belongs in the second category. Highly recommended.

### ⭐⭐⭐⭐⭐ Solid Quality for the Price
*by R***D on July 2, 2026*

I bought this multimeter specifically to help track down an electrical issue in my vehicle, and it worked very well for that purpose. It was accurate, easy to use, and had all the functions I needed for troubleshooting. For the price, the build quality feels very good. It doesn’t feel cheap, and the features like auto-ranging and data monitoring made the job much easier than I expected. Overall, it’s a great value tool that performed exactly as I needed it to. I’d definitely recommend it for anyone doing automotive or general electrical work.

### ⭐⭐⭐⭐⭐ Amazing tool for the pro of hobbyist like myself!
*by B***M on April 5, 2026*

I’ve been running those cheap throwaway multimeters for years, and finally decided to step it up with this FNIRSI DMT-99. Honestly, I should’ve done it sooner. This thing is a huge upgrade. Feels solid in your hand, not flimsy, and the screen is clean and easy to read even in the garage. Auto-ranging is a big time saver—no more guessing or flipping through settings trying to get a reading. It just works. I mostly use it for automotive stuff and general electrical checks, and it’s been dead-on consistent. The higher count display definitely gives you more confidence in what you’re seeing compared to the cheap meters. Big fan of the rechargeable battery too. One less thing to keep track of in the toolbox. Overall, it’s just a solid, no-BS tool. If you’re still using the bargain bin meters, this is 100% worth the upgrade. ** only thing that would put this to even another level is if it had some type of built in alligator clips.

## Frequently Bought Together

- FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Auto-Ranging Volt Meter with Recording and Monitoring Data Mode, Resistance, Capacitance, Diode, Frequency, NCV, Current Voltage Tester
- Aproca Portable Hard Storage Case, for FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS and Accessories (Case Only)
- FNIRSI LCR-P1 Transistor Tester, Mosfet Transistor Capacitor Tester, SMD Electronic Component Tester, Diode Triode Zener Diode Resistance Inductance Battery Test LCR Meter MOS PNP NPN ESR Meter

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-08-23*