---
product_id: 52999164
title: "General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800)"
brand: "general tools"
price: "A$311"
currency: AUD
in_stock: true
category: "General Tools"
url: https://www.desertcart.com.au/products/52999164-general-tools-moisture-meter-pin-type-or-pinless-temperature-humidity
store_origin: AU
region: Australia
---

# ±0.1% measurement accuracy Auto power off for battery saving Dual LCD for temp & humidity General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800)

**Brand:** general tools
**Price:** A$311
**Availability:** ✅ In Stock

## Summary

> 🌟 Stay ahead of moisture issues with pinpoint precision and all-in-one environmental sensing!

## Quick Answers

- **What is this?** General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800) by general tools
- **How much does it cost?** A$311 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/52999164-general-tools-moisture-meter-pin-type-or-pinless-temperature-humidity)

## 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

- • **Dual Sensor Versatility:** Pin and pinless modes for precise moisture detection in any material
- • **Energy Efficient Design:** Auto power off extends battery life so you never miss a critical measurement
- • **Precision You Can Trust:** High accuracy with ±0.1% repeatability ensures reliable readings every time
- • **User-Friendly Data Hold:** Freeze readings on screen for easy documentation and on-site analysis
- • **Comprehensive Environmental Insight:** Simultaneously monitors moisture, temperature, and humidity for smarter decisions

## Overview

The General Tools MMH800 is a professional-grade moisture meter featuring both pin and pinless sensors, dual LCD displays for moisture, temperature, and humidity readings, and ±0.1% accuracy. Designed for woodworking, restoration, and construction pros, it offers data hold functionality and auto power off to optimize usability and battery life.

## Description

Designed for use in woodworking, water damage restoration, building construction, and home renovation. Meter has two lcd's: one displays moisture level, the other, a split screen display monitors temperature and humidity. Pin or pin less. Temperature & humidity read. Data hold.

## Features

- Pin type and flat pad type sensors for moisture measurement in materials
- Also measures ambient temperature and humidity.
- High accuracy and repeatability
- Holds moisture level readings for convenient viewing later
- Auto power off

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00563TQFG |
| Batteries Required? | Yes |
| Batteries included? | Yes |
| Battery Cell Type | Alkaline |
| Battery description | 9 volt battery |
| Best Sellers Rank | 134,239 in Garden ( See Top 100 in Garden ) 3,119 in Scanners & Testers 10,219 in Lawn & Garden Watering Equipment |
| Customer Reviews | 4.0 4.0 out of 5 stars (641) |
| Date First Available | 31 Aug. 2012 |
| Delivery information | We cannot deliver certain products outside mainland UK ( Details ). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout. |
| Guaranteed software updates until | unknown |
| Included Components | General Tools MMH800 4-In-1 Combo Moisture Meter, Batteries |
| Item Package Quantity | 1 |
| Item Weight | 885 g |
| Item model number | MMH800 |
| Manufacturer | General Tools |
| Material | HAWA |
| Measurement Accuracy | +/-0.1% |
| Number of Pieces | 5 |
| Part Number | MMH800 |
| Pattern | Digital Moisture Meter |
| Plug profile | Freestanding |
| Power Source | Corded-electric |
| Product Dimensions | 9.22 x 20.65 x 30.48 cm; 884.51 g |
| Size | Pin Type or Pinless |
| Style | Temperature and Humidity |
| Usage | Professional |
| Voltage | 9 Volts |

## Product Details

- **Brand:** General Tools
- **Product dimensions:** 9.2W x 20.7H centimetres
- **Item weight:** 907 g
- **Battery description:** 9V
- **Mounting type:** Freestanding

## Images

![General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800) - Image 1](https://m.media-amazon.com/images/I/618gkm-K00L.jpg)
![General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800) - Image 2](https://m.media-amazon.com/images/I/41X5hZNk5yL.jpg)
![General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800) - Image 3](https://m.media-amazon.com/images/I/51wD-AQh0OL.jpg)
![General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800) - Image 4](https://m.media-amazon.com/images/I/51MxRNP0gWL.jpg)
![General Tools Moisture Meter, Pin Type or Pinless, Temperature & Humidity (MMH800) - Image 5](https://m.media-amazon.com/images/I/51iSDE21ulL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Does it have masonry setting?**
A: The MMH800 is designed for use in woodworking, water damage restoration, building construction and home renovation. Examples include: • Checking for moisture on or below the surface of carpets • Measuring the surface moisture and/or moisture content of wood, drywall or concrete before painting, wallpapering, sealing or treating.

**Q: What's the probe length? Are they insulated or replaceable?**
A: As far as i can tell the probes are about 3/8 long. The are metal, and have a plastic cover to protect them and you when not in use. The cap can also be flipped over once taken off, to help check device itself, for calibration. They are replaceable. They actually come with an extra set of pins (probes). Hope this helps.

**Q: What is the second opening in the case for? What is it meant to hold?**
A: Battery

**Q: Will this work for firewood?**
A: you are going to get a reading to the depth of the prongs about a third of an inch.

## Frequently Bought Together

- General Tools MMH800 Pin/Pinless Moisture Meter w/Temp and Humidity
- FLIR TG165-X Thermal Imaging Camera with Bullseye Laser: Commercial Grade Infrared Camera for Building Inspection, HVAC and Electrical

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-09-18*