---
product_id: 19406811
title: "The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3"
brand: "acr"
price: "VT34157"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/19406811-the-acr-firefly-pro-led-military-grade-strobe-light-features
store_origin: VU
region: Vanuatu
---

# 3 versatile lighting modes Compact 2.2" x 1.2" x 4.4" size Military-grade rugged durability The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3

**Brand:** acr
**Price:** VT34157
**Availability:** ✅ In Stock

## Summary

> 🚨 Light Up Your Safety Game with Military-Grade Precision!

## Quick Answers

- **What is this?** The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3 by acr
- **How much does it cost?** VT34157 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/19406811-the-acr-firefly-pro-led-military-grade-strobe-light-features)

## Best For

- acr enthusiasts

## Why This Product

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

## Key Features

- • **Quick & Secure Attachment:** Easy lashing loops for fast mounting on lifejackets or gear—always within reach.
- • **Space-Saving Compact Design:** Slim and lightweight, fits effortlessly inside your PFD or emergency kit.
- • **Triple-Mode Emergency Signaling:** Strobe, SOS, and Steady-On modes for ultimate visibility when it counts.
- • **Certified for Safety & Compliance:** SOLAS, USCG, and MED approvals guarantee trusted performance worldwide.
- • **Built to Endure Extreme Conditions:** Military-grade construction ensures reliability in the harshest environments.

## Overview

The ACR Firefly PRO LED Strobe Light is a compact, battery-powered emergency signaling device featuring three distinct lighting modes—Strobe, SOS, and Steady-On. Engineered with military-grade durability and certified by SOLAS, USCG, and MED, it delivers 41 candela brightness in a rugged, lightweight design that easily attaches to lifejackets or gear for instant access during critical moments.

## Description

The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3

## Features

- The ACR Firefly PRO LED Strobe Light features 3 lighting functions: Strobe, SOS, and Steady-On, providing versatile, high-visibility signaling in emergencies.
- Built with a rugged, military-grade design, the Firefly PRO LED Strobe Light ensures durability and reliability for emergency signaling in extreme conditions.
- Compact and fitting easily inside a PFD, this strobe ensures reliable emergency signaling while saving valuable space for other essential gear.
- With easy attachment lashing loops, the Firefly PRO LED Strobe Light allows for secure and convenient mounting to gear or lifejackets, ensuring quick access in emergencies.
- Made with easy attachment lashing loops, the strobe light offers secure and convenient mounting to gear or lifejackets, ensuring quick access in emergencies.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Yellow |
| Shape | Rectangular |
| Material | Plastic |
| Finish Type | Painted or Powder Coated |
| Light Source Type | Light Emitting Diode |
| Power Source | Battery Powered |
| Brand | ACR |
| Item Weight | 0.09 Pounds |
| Number of Batteries | 2 AA batteries required. |
| Style | Compact |
| Voltage | 3 Volts |
| Brightness | 41 Candela |
| Battery Description | AA batteries |
| Maximum Compatible Light Source Wattage | 5 Watts |
| Mounting Type | [Customizable] |
| Bulb Features | Wide light emission LEDs |
| Bulb Shape Size | S6 |
| Number of Light Sources | 2 |
| Are Batteries Included | No |
| Bulb Base | Wedge |
| Amperage | 13.67 Milliamps |
| Product Dimensions | 2.2"L x 1.2"W x 4.4"H |
| Global Trade Identification Number | 00791659003404 |
| Beam Angle | 3 Degrees |
| Manufacturer | ACR Electronics |
| UPC | 791659003404 |
| Item Package Dimensions L x W x H | 9.09 x 5.71 x 1.26 inches |
| Package Weight | 0.07 Kilograms |
| Item Dimensions  LxWxH | 2.2 x 1.2 x 4.4 inches |
| Brand Name | ACR |
| Warranty Description | Warranty. |
| Model Name | 3970.3 |
| Suggested Users | unisex-adult |
| Number of Items | 1 |
| Part Number | 3970.3 |
| Included Components | Great Product |
| Size | One Size |

## Product Details

- **Color:** Yellow
- **Shape:** Rectangular
- **Material:** Plastic
- **Finish Type:** Painted or Powder Coated
- **Light Source Type:** Light Emitting Diode

## Images

![The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3 - Image 1](https://m.media-amazon.com/images/I/51A4PJO9kwL.jpg)
![The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3 - Image 2](https://m.media-amazon.com/images/I/911WQx36KLL.jpg)
![The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3 - Image 3](https://m.media-amazon.com/images/I/21XqA+BfGdL.jpg)
![The ACR Firefly PRO LED Military Grade Strobe Light features SOS and Steady-On modes, SOLAS, USCG, and MED Approvals, Offering Exceptional High-Visibility Signaling in Emergencies - 3970.3 - Image 4](https://m.media-amazon.com/images/I/31mctAtEvlL.jpg)

## Questions & Answers

**Q: R these approved for survival suits and by coast guards ?**
A: uscg 161.012/93/0 & 161.112/92/0  I don't know about survival suits, but I would think so. this is very similar to the military version only this has an led which are usually more reliable than other types  of bulbs.

**Q: does this light have sos mode**
A: According to the manufacturer, it does.  See https://www.acrartex.com/media/1376913/y1-06-0290-rev-c.pdf instruction card for directions.  It turns on as a strobe, If you immediately turn it off and back on it is a steady light, repeat the off/on toggle again for SOS mode.

**Q: What type of batteries powers these?**
A: Two AA batteries. I recommend lithium for their long shelf life.

**Q: can I use this on my vest to go snorkeling?**
A: According to the ACR spec sheet the Firefly is factory tested waterproof to 33ft (10M) depth.

## Frequently Bought Together

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-01-31*