---
product_id: 291297027
title: "MR40 - Moisture Pen - with Built in 40 Lumens Flashlight"
brand: "flir"
price: "S$187"
currency: SGD
in_stock: true
reviews_count: 5
category: "Flir"
url: https://www.desertcart.sg/products/291297027-mr40-moisture-pen-with-built-in-40-lumens-flashlight
store_origin: SG
region: Singapore
---

# 2-pin moisture detection, 5-60%+ range 40 lumens built-in flashlight Clear LCD with audible moisture alerts MR40 - Moisture Pen - with Built in 40 Lumens Flashlight

**Brand:** flir
**Price:** S$187
**Availability:** ✅ In Stock

## Summary

> 🔦 Illuminate moisture issues before they become costly headaches!

## Quick Answers

- **What is this?** MR40 - Moisture Pen - with Built in 40 Lumens Flashlight by flir
- **How much does it cost?** S$187 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/291297027-mr40-moisture-pen-with-built-in-40-lumens-flashlight)

## Best For

- flir enthusiasts

## Why This Product

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

## Key Features

- • **Smart Alerts:** Audible indication guides you through moisture levels—no guesswork, just confidence.
- • **Rugged & Reliable:** Durable construction built to withstand the demands of any job site or inspection.
- • **Illuminate & Detect:** Integrated 40-lumen flashlight ensures accurate readings even in dim or tight spaces.
- • **Pocket-Ready Precision:** Sleek pen-sized design fits effortlessly in your shirt pocket for on-the-go moisture checks.
- • **Complete Kit Convenience:** Includes batteries, spare pins, and manual—everything you need to start measuring immediately.

## Overview

The FLIR MR40 Moisture Pen combines a rugged, pocket-sized design with a powerful 40-lumen flashlight and precise 2-pin moisture sensing. Featuring a clear LCD and audible alerts, it delivers quick, reliable moisture readings from 5% to over 60%, making it an essential tool for building pros and inspectors who demand accuracy and portability in one affordable package.

## Description

The FLIR MR40 is a rugged 2-pin, single-scale moisture meter with an integrated flashlight for wood and common building materials—ideal for builders, building inspectors, remodelers, moisture remediation technicians, pest control professionals, and residential roofing and flooring contractors. Providing reliable and accurate measurements at a highly affordable price point, the FLIR MR40 is a Quick and easy-to-use tool to find and quantify moisture problems. With its pen-like form factor, the FLIR MR40 can be carried in a shirt pocket, ready to work. Complete with meter, batteries, spare pin set and user's manual.

Review: Compact accurate tool good value for the money
Review: 安いのにしっかりして計れた!ありがとう。 減点１は、、、。 蓋をその場で閉めてもしまらずにすぐに外れる。 何回か刺さってとても痛い('ﾉω；`) ポケットは特に危険。被害者２人(笑) かっちり閉まるように工夫をして欲しい。 吸血鬼に噛みつかれたみたいな跡ヽ(;ﾟ;Д;ﾟ;; )ｷﾞｬｧｧｧ

## Features

- The MR40 is an easy to use, simple, and effective tool for reliable measurements
- The MR40 features a clear LCD display with simple on/off button, auto power off, replaceable pins, and an audible indication of measured range (5 to 12%, 13 to 60%, 60%+)
- With a convenient, portable, and rugged design, the MR40 is ready to work when and wherever you are

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06XQ28ZKY |
| Batteries | 2 AAA batteries required. (included) |
| Battery type | Alkaline |
| Best Sellers Rank | #112,410 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #89 in Moisture Meters |
| Color Name | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (307) |
| Date First Available | 16 April 2017 |
| Item Weight | 80 g |
| Item model number | MR40 |
| Material Type | HAWA |
| Power Source | Battery Powered |
| Product Dimensions | 2.54 x 3.05 x 19.3 cm; 80 g |

## Product Details

- **Brand:** FLIR
- **Colour:** Black
- **Item weight:** 0.08 Kilograms
- **Power source:** Battery Powered
- **Style:** MR40: Moisture Meter Pen

## Images

![MR40 - Moisture Pen - with Built in 40 Lumens Flashlight - Image 1](https://m.media-amazon.com/images/I/61VBvJofnqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***R on 30 April 2023*

Compact accurate tool good value for the money

### ⭐⭐⭐⭐ Review
*by リ***ィ on 26 July 2021*

安いのにしっかりして計れた!ありがとう。 減点１は、、、。 蓋をその場で閉めてもしまらずにすぐに外れる。 何回か刺さってとても痛い('ﾉω；`) ポケットは特に危険。被害者２人(笑) かっちり閉まるように工夫をして欲しい。 吸血鬼に噛みつかれたみたいな跡ヽ(;ﾟ;Д;ﾟ;; )ｷﾞｬｧｧｧ

### ⭐⭐⭐⭐⭐ Review
*by I***D on 7 December 2017*

The hold button is great for when you have to reach into a corner and the pen is out of site.

## Frequently Bought Together

- FLIR MR40 Moisture Pen + Flashlight, Pocket Portable, Rugged 2-Pin, Single-Scale Moisture Meter with an Integrated Flashlight for Wood and Common Building Materials
- CASEMATIX Thermal Camera Case Compatible with FLIR One Pro and Gen 3 Thermal Imager Topdon Tc002C Fluke TC01B TC01A Thermal Imaging Cameras for IOS and Android, Waterproof Case Also Fits Cables
- FLIR ONE Pro - High Resolution (160x120) Thermal Imaging Camera for iOS Smartphones (iPhone w/Lightning Port Only)

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**Shop now:** [https://www.desertcart.sg/products/291297027-mr40-moisture-pen-with-built-in-40-lumens-flashlight](https://www.desertcart.sg/products/291297027-mr40-moisture-pen-with-built-in-40-lumens-flashlight)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-18*