---
product_id: 359403293
title: "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: "1356594₫"
currency: VND
in_stock: true
reviews_count: 13
category: "Weltool"
url: https://www.desertcart.vn/products/359403293-m6-rd-red-led-dark-adaptation-penlight-for-pilots-viewing
store_origin: VN
region: Vietnam
---

# Detachable clip for easy carry 1-inch integrated scale for precision Red LED for dark adaptation 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:** 1356594₫
**Availability:** ✅ In Stock

## Summary

> 🔦 Light up your night missions with precision and style!

## Quick Answers

- **What is this?** 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?** 1356594₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/359403293-m6-rd-red-led-dark-adaptation-penlight-for-pilots-viewing)

## 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

- • **Precision On-the-Go:** Built-in 1-inch scale ensures quick, accurate measurements anytime, anywhere.
- • **Compact & Clip-Ready:** Slim 133mm aluminum body with detachable clip fits seamlessly in pockets or notebooks for instant access.
- • **Battery-Included & Ready:** Powered by 2 AAA alkaline batteries included—reliable light whenever duty calls.
- • **Optimized Red LED Lighting:** Preserves night vision with a glare-free, uniform beam perfect for pilots, medics, and night professionals.
- • **Versatile Professional Tool:** Ideal for navigation, medical exams, sobriety tests, veterinary checks, and tactical inspections.

## Overview

The Weltool M6-RD is a compact, red LED penlight designed for professionals requiring short-distance, glare-free illumination. Featuring a high-transmittance optical glass lens, a built-in 1-inch scale, and a detachable clip, it excels in night navigation, medical and veterinary exams, and law enforcement sobriety tests. Powered by included AAA batteries, its anodized aluminum body ensures durability and portability for on-the-go use.

## 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: Nice light, perfect brightness - I really like it. Not too bright to use up close.
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.

## 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 |
| Additional Features | Red Light LED |
| Batteries are Included | Yes |
| Battery Description | Alkaline |
| Battery Type | Alkaline |
| Best Sellers Rank | #108,132 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #39 in Medical Pen Lights |
| Brand Name | Weltool |
| Bulb Base | GX5.3 |
| Color | Red |
| Customer Reviews | 4.6 4.6 out of 5 stars (96) |
| Finish Types | Anodized |
| Included Components | Battery |
| Item Type Name | Penlight |
| Item Weight | 0.06 Kilograms |
| Light Source Special Features | Red light for dark adaptation |
| Light Source Type | LED |
| Manufacturer | Weltool |
| Manufacturer Warranty Description | Yes. |
| Material Type | Aluminum |
| Model Number | M6-RD |
| Mounting Type | Clip-on Mount |
| Number of Batteries | 2 AAA batteries required. (included) |
| Number of Light Sources | 1 |
| Power Source | Battery Powered |
| 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 Name | Compact |
| Unit Count | 1.0 Count |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Color:** Red
- **Light Source Type:** LED
- **Material:** Aluminum
- **Power Source:** Battery Powered
- **Special Feature:** Red Light LED

## Images

![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

### ⭐⭐⭐⭐⭐ Nice light, perfect brightness
*by A***R on March 24, 2026*

I really like it. Not too bright to use up close.

### ⭐⭐⭐⭐⭐ 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.

### ⭐⭐⭐⭐⭐ Great map light
*by Z***R on February 14, 2026*

Great little map light!

## 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
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- 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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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-04-23*