---
product_id: 284030739
title: "LCD Moisture Meter #MM8 - Leak and Humidity Detector - Pinless and Non-Invasive"
brand: "general tools"
price: "₨1894"
currency: SCR
in_stock: true
reviews_count: 7
url: https://www.desertcart.sc/products/284030739-lcd-moisture-meter-mm8-leak-and-humidity-detector-pinless-non
store_origin: SC
region: Seychelles
---

# Backlit 2" LCD with 3-color LED alerts Measures moisture up to 3/4" deep Pinless, non-invasive sensing tech LCD Moisture Meter #MM8 - Leak and Humidity Detector - Pinless and Non-Invasive

**Brand:** general tools
**Price:** ₨1894
**Availability:** ✅ In Stock

## Summary

> 💧 Stay dry, stay ahead — detect moisture before it’s too late!

## Quick Answers

- **What is this?** LCD Moisture Meter #MM8 - Leak and Humidity Detector - Pinless and Non-Invasive by general tools
- **How much does it cost?** ₨1894 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/284030739-lcd-moisture-meter-mm8-leak-and-humidity-detector-pinless-non)

## Best For

- general tools enthusiasts

## Why This Product

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

## Key Features

- • **Instant Visual Alerts:** 3-color LED bar graph and audible alarms keep you ahead of leaks and mold risks.
- • **Multi-Material Mastery:** Calibrated settings for drywall, masonry, softwood, and hardwood for versatile use.
- • **Ergonomic & User-Friendly:** Comfort grip handle with large backlit LCD ensures easy, accurate readings anytime.
- • **Proactive Leak Prevention:** Out-of-range and low battery alerts empower you to act before damage spreads.
- • **Precision Moisture Detection:** Pinless technology reads moisture up to 19mm deep without damaging surfaces.

## Overview

The General Tools MM8 is a professional-grade, pinless moisture meter designed for accurate, non-invasive detection of moisture in wood and building materials. Featuring a large backlit LCD, multi-material calibration, and intuitive LED alerts, it empowers professionals and DIYers to prevent water damage and mold with early, precise readings up to 3/4" deep.

## Description

You can always rely on our General Tools MM8 Pinless Moisture Meter to give you the most accurate readings when measuring the moisture content in your basement, bathroom walls, and roof. Stop water damage and mold formation before it becomes problematic. Our tool features a hi-visibility white on black screen with LCD digits for easy readability from any angle. It also features an ergonomic construction and includes non-invasive sensing technology so that it won't scratch or mar the surface material. This handy device has separate out-of-range alarms for wood and building materials, and our humidity tester has colored green, yellow, and red LED visual alerts. It also features a hold function that freezes the reading so you can view it later. General Tools has been a recognized leader in the innovation, design, and development of specialized home inspector tools for many years. We encourage craftspeople, artisans, and DIYers to work smarter, measure better, and increase productivity.

## Features

- HUMIDITY METER: It's ideal for measuring the moisture content of wood and construction materials. It features separate settings for drywall, masonry, softwood, and hardwood and includes non-marring sensing technology that protects surfaces.
- EASY TO READ: This monitor features 2" (50mm) high backlit white LCD digits, auto-calibrating, a 3-color LED bar graph, and an audible alert accurate detection. The ergonomic handle design conforms to your hand for a comfortable user experience.
- WATER LEAK SENSOR: It has no pins and can read the levels up to 3/4" (19mm) deep into the surface with an overall measurement of 0 to 53% for softwood and 0 to 35% for hardwood. It provides relative readings for wallboard and masonry.
- DEEP DETECTION: Early prevention is vital when stopping mold formation. Check and test suspicious leak stains to determine if the area is wet or has already dried. It includes an out-of-range alarm and a low 9V battery alert.
- GENERAL TOOLS: We have been a recognized leader in the innovation, design, and development of specialized precision tools for many years. We encourage craftspeople, artisans, and DIYers to work smarter, measure better, and increase productivity.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B01BLXVDFA |
| Batteries | 1 9V batteries required. (included) |
| Best Sellers Rank | #16 in Moisture Meters |
| Date First Available | 18 March 2016 |
| Is Discontinued By Manufacturer | No |
| Item Model Number | MM8 |
| Manufacturer | General Tools |
| Product Dimensions | 16 x 7.11 x 7.37 cm; 154.22 g |

## Product Details

- **Battery description:** Alkaline
- **Brand:** General Tools
- **Colour:** White
- **Item weight:** 154 g
- **Product dimensions:** 7.4W x 7.1H centimeters

## Images

![LCD Moisture Meter #MM8 - Leak and Humidity Detector - Pinless and Non-Invasive - Image 1](https://m.media-amazon.com/images/I/71YeWu4f4XL.jpg)

## Available Options

This product comes in different **Pattern Name, Style** options.

## Questions & Answers

**Q: Does it sense moisture through a painted surface or just the moisture content of the paint?**
A: It senses moisture through a painted surface.

**Q: Can this be used on concrete and drywall?**
A: Yes, the device has four modes.  Wall, masonry, soft wood, hard wood.  Wall is drywall.

**Q: Can this be used to locate a leak behind drywall. The drywall is not showing wetness so the water is probably running down a stud or outside wall.**
A: This tool will measure the moisture content of any building material including wood and drywall. If the test indicates a high moisture content in just one spot, you could probably conclude that there was a leak at that point.

**Q: Will this unit work on a plywood sub floor, and hardwood flooring to verify the hardwood has properly aclimated for installation?**
A: In order to get accurate readings you will need to make sure the two prongs on the top make contact with the area you wish to measure for moisture.  The two prongs are pretty small and the tips are sharp.  I was able to obtain readings on wet drywall, plywood and ceramic floor tile. As long as contact was made with the points it worked for me and the price is reasonable.

## Customer Reviews

### ⭐⭐⭐⭐⭐ ممتاز جداً
*by  on Reviewed in the United Arab Emirates 27 February 2023*

ممتاز وعملي وافادني لمعرفة موقع تسريب الماء.

### ⭐ عدم الدقة فيه، ولا يكشف الرطوبة.
*by  on Reviewed in the United Arab Emirates 8 February 2023*

كنت ارغب في معرفة مكان التسريب لدي في الجدار. لكن للأسف تجربة فاشلة وهدر للمال. ولا انصح بإستخدامه.

### ⭐⭐⭐⭐⭐ SUPER SIMPLE! No ambiguity here!
*by  on Reviewed in the United States 18 November 2022*

This is a great little moisture reader.I have tried other models and they give you some numbers and different modes for different types of material but what do you do with the numbers??? what is a "normal" reading? etc...I used this to detect possible leaks in the walls.Most moisture meters out there tend to specialize for measuring moisture in wood and various material.This one works really really well for regular dry wall!You drag it slowly along the wall near areas where you suspect there might be a leak.For my part, it discovered that while there was no pipe leak, there WAS a lot of wicking moisture from the grout in the shower to the backing drywall material (an old shower without a waterproof membrane).The meter was VERY clear. In most area, it would show 0% moisture. As I approached the shower, it gradually increased all the way to 100%... There is also a color scale indicator (from green (OK) to RED... bad/wet!). And once you pass a certain level of moisture, the meter will also beep!Like I said... NO AMBIGUITY with this device.It will tell you in simple terms: You are OK or HEY! There is excess moisture in this wall!Verdict: GET IT!Get it if you suspect moisture or water leak in a wall.At about 20% moisture, you may start having some mold in the wall.This meter is affordable... it's worth having one on hand!

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-10-04*