---
product_id: 359403293
title: "Weltool M6-RD Red LED Dark Adaptation Penlight for Pilots Viewing Navigation Maps, HGN Tests, SFST and ARIDE to DRE Evaluations，Pocket Pen Light with Clip for Doctors and Veterinarians"
brand: "weltool"
price: "€ 45.63"
currency: EUR
in_stock: true
reviews_count: 13
category: "Weltool"
url: https://www.desertcart.fi/products/359403293-weltool-m6-rd-red-led-dark-adaptation-penlight-for-pilots
store_origin: FI
region: Finland
---

# 1-inch scale for precise measurements Powered by 2 AAA batteries, portable Red LED for night vision Weltool M6-RD Red LED Dark Adaptation Penlight for Pilots Viewing Navigation Maps, HGN Tests, SFST and ARIDE to DRE Evaluations，Pocket Pen Light with Clip for Doctors and Veterinarians

**Brand:** weltool
**Price:** € 45.63
**Availability:** ✅ In Stock

## Summary

> 🔦 Illuminate like a pro—see what others miss in the dark!

## Quick Answers

- **What is this?** Weltool M6-RD Red LED Dark Adaptation Penlight for Pilots Viewing Navigation Maps, HGN Tests, SFST and ARIDE to DRE Evaluations，Pocket Pen Light with Clip for Doctors and Veterinarians by weltool
- **How much does it cost?** € 45.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/359403293-weltool-m6-rd-red-led-dark-adaptation-penlight-for-pilots)

## Best For

- weltool enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Night Vision:** Red LED light preserves dark adaptation, perfect for professionals needing subtle illumination without glare.
- • **Clip & Carry Convenience:** Detachable pocket clip fits chest pockets, notebooks, or pencil cases for effortless accessibility during critical moments.
- • **Precision in Your Pocket:** Compact 133mm aluminum penlight with a 1-inch scale, ideal for detailed inspections and measurements on the go.
- • **Uniform, Glare-Free Beam:** Advanced optical glass lens delivers over 90% light transmittance with an even, round spot—no dark spots or stray light interference.
- • **Versatile Professional Tool:** Trusted by pilots, medical staff, veterinarians, hunters, and law enforcement for specialized tasks from map reading to sobriety tests.

## Overview

The Weltool M6-RD is a precision-engineered red LED penlight designed for professionals requiring subtle, glare-free illumination. Its compact aluminum body houses a high-transmittance optical lens and a 1-inch scale, powered by 2 AAA batteries. Ideal for pilots, medical and veterinary professionals, law enforcement, and night-time outdoor enthusiasts, it ensures enhanced visibility without compromising night vision or disturbing sensitive environments.

## Description

desertcart.com: Weltool M6-RD Red LED Dark Adaptation Penlight for Pilots Viewing Navigation Maps, HGN Tests, SFST and ARIDE to DRE Evaluations，Pocket Pen Light with Clip for Doctors and Veterinarians : Industrial & Scientific

Review: For checking on aquarium for nocturnal creatures. - After my other light disappeared, bought this. It is much brighter than my mag light, and has a narrower beam. They only problem is the Fish and Inverts can see it, not the fault of the light, though. I just have to be quick.
Review: Excellent to deal with my tarantulas terrariums - Tarantulas do not see red light. This is perfect to deal with my tarantulas without bother them, see where they are hiding in their terrariums.

## Features

- M6-RD adopts red light LED, which is designed for professionals who use short-distance lighting. When the flashlight is lit in a dark environment, it can prevent the vision from being affected by strong light.
- It is suitable for viewing star maps during astronomical observations, pilots viewing navigation maps during night flight of airplanes, inspecting instruments in the cockpits of tanks, submarines and armored vehicles, hunters or night-walkers viewing maps, and at the same time as viewing bees and examining the mouth of horses, as well as eyes，find earthworm.
- M6-RD can be used as a medical pen light,use this in the ER to find veins on patients，Use it for starting IVs on infants and children,checking patient's eyes and pupils,in EMS and this light (red color) makes the pupil shine while making the iris matted. Provides great contrast to really see the pupil size,HGN tests（the horizontal gaze nystagmus test）,SFST (Standardized Field Sobriety Tests) and ARIDE to DRE Evaluations.
- The professionally designed luminous curve adopts optical glass lens, the light transmittance is as high as 90% or more; it presents a round and uniform spot effect, the illuminance in the aperture is average, there is no dark area, no glaring center spot, and no stray light interference. even beam
- The flashlight is 133mm in length, uses 2 AAA alkaline batteries, and has a 1-inch scale. It comes with a detachable pocket clip, which can be clipped in the chest pocket or the side pencil case, or clipped on the cover of the notepad, which is convenient to carry.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09DCPX2D9 |
| Assembled Height | 1 centimeters |
| Assembled Length | 11 centimeters |
| Assembled Width | 1 centimeters |
| Batteries | 2 AAA batteries required. (included) |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Composition | Alkaline |
| Battery Description | Alkaline |
| Best Sellers Rank | #66,967 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #32 in Medical Pen Lights |
| Brand | Weltool |
| Bulb Base | GX5.3 |
| Color | Red |
| Customer Reviews | 4.7 4.7 out of 5 stars (92) |
| Date First Available | August 23, 2021 |
| Included Components | Battery |
| Item Package Quantity | 1 |
| Item Weight | 2.11 ounces |
| Item model number | M6-RD |
| Light Source Type | LED |
| Manufacturer | Weltool |
| Material | Aluminum |
| Number of Batteries | 2 AAA batteries required. (included) |
| Number of Lights | 1 |
| Part Number | 6970683710982 |
| Power Source | Battery Powered |
| Product Dimensions | 4.33 x 0.39 x 0.39 inches |
| Recommended Uses For Product | Pilots for navigation map viewing, inspecting instruments in military vehicles, hunting or night-walking, medical professionals for patient examinations, veterinarians for animal examinations, EMS for HGN tests, and law enforcement for SFST and ARIDE to DRE evaluations. |
| Shape | Pen |
| Style | Penlight |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Color:** Red
- **Included Components:** Battery
- **Light Source Type:** LED
- **Material:** Aluminum
- **Power Source:** Battery Powered

## Images

![Weltool M6-RD Red LED Dark Adaptation Penlight for Pilots Viewing Navigation Maps, HGN Tests, SFST and ARIDE to DRE Evaluations，Pocket Pen Light with Clip for Doctors and Veterinarians - Image 1](https://m.media-amazon.com/images/I/51bcy8MA5FL.jpg)

## Questions & Answers

**Q: How many lumens**
A: 2.4 lumens

**Q: Can bulbs from other weltool penlights be used with this light? specifically the m6-bl?**
A: M6-BL bulbs cannot be used on M6-RD, Weltool penlights M6-BL is special.but M6, M6-DR, M6-RD, M6-UV can replace bulbs with each other.

**Q: How many nanometers are the LEDs? 660? 630? Thanks!**
A: wavelength 632nm

**Q: Any chance of buying replacement clips for this m6-rd red light pen?**
A: We do not sell clips separately,if you have ordered this item, please talk to customer service and they will help you solve the problem.

## Customer Reviews

### ⭐⭐⭐⭐⭐ For checking on aquarium for nocturnal creatures.
*by D***. on May 18, 2024*

After my other light disappeared, bought this. It is much brighter than my mag light, and has a narrower beam. They only problem is the Fish and Inverts can see it, not the fault of the light, though. I just have to be quick.

### ⭐⭐⭐⭐⭐ Excellent to deal with my tarantulas terrariums
*by R***Z on November 29, 2023*

Tarantulas do not see red light. This is perfect to deal with my tarantulas without bother them, see where they are hiding in their terrariums.

### ⭐⭐⭐⭐⭐ Long lasting built tuff
*by E***Y on May 2, 2025*

Very sturdy, long lasting on 1 AAA battery. Gives a very precise round light pattern. No adjustment to the light cones. I use for night adapted vision in my astronomy hobby Pick clip to prevent loss.

## Frequently Bought Together

- Weltool M6-RD Red LED Night Vision Penlight for Pilots Viewing Navigation Maps, HGN Tests, SFST and ARIDE to DRE Evaluations，Pocket Pen Light with Clip for Doctors and Veterinarians
- Weltool M6-UV Penlight Black Light 395nm UV LED Blacklight Ultraviolet Pen Lights for DIY Nail Art, Hotel Inspection,Fraudulent Documents and Banknotes, Pet Urine and Skin Conditions,Dye Detector
- Weltool M6-Dr Diagnostic Medical Penlight No-Glare for Doctor Nurse Inspection Torch Medical Care Emergency Pocket Pen Light with Clip

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**Shop now:** [https://www.desertcart.fi/products/359403293-weltool-m6-rd-red-led-dark-adaptation-penlight-for-pilots](https://www.desertcart.fi/products/359403293-weltool-m6-rd-red-led-dark-adaptation-penlight-for-pilots)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-22*