---
product_id: 31486320
title: "Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV"
brand: "brojen"
price: "฿2942"
currency: THB
in_stock: false
url: https://www.desertcart.co.th/products/31486320-brojen-bj91-battery-operated-photoelectric-mini-smoke-detector-alarm-3
store_origin: TH
region: Thailand
---

# Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV

**Brand:** brojen
**Price:** ฿2942
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV by brojen
- **How much does it cost?** ฿2942 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/31486320-brojen-bj91-battery-operated-photoelectric-mini-smoke-detector-alarm-3)

## Best For

- brojen enthusiasts

## Why This Product

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

## Description

Protect Yourself, Your Family & Your Home from Fire!  Don't forego fire safety protection just because your family is away from home. The Brojen Mini Smoke Detector gives you early warning of smoldering fires and flames in recreational vehicles, on boats and in rustic cabin retreats without the cumbersome size of full-size smoke detectors. Their small profile also make them ideal for small closets or anywhere that curious little hands might retreat with a lighter or matches. Quick, easy installation means enhanced safety immediately The Brojen Mini Smoke Detector is wireless so you can install it without any special skills or wire-pulling. All mounting hardware, as well as your first set of batteries, is included. Add the Brojen Mini Smoke Detector to detached garages or sheds, or take it with you for vacation for safety's sake. Optical sensors provide earlier warning than ionization sensors, and also have lower incidents of nuisance alarms caused by shower steam or cooking. A loud and powerful 85-decibel siren will alert the entire household to a fire emergency. Fire never takes a vacation. Neither does the Brojen Mini Smoke Detector. Add it to your cart today for fire protection at home or away. Package Includes: 1 x Smoke Alarm 1 x English Manual 2 x Screws 2 x wall plugs2-years product warrantyAny man-made damage, tampering or improper operation will nullify this warranty.

## Features

- BATTERY-POWERED by 3 energy-sipping Lithium CR2450 batteries so you won't miss life-saving warnings when the power goes out. Requires no running of wires through walls, avoiding costly installation.
- COMPACT SIZE lets the Brojen BJ-91 Mini Smoke Detector protect your family in recreational vehicles and travel trailers, boats or add fire protection to small spaces like closets or storage sheds
- PHOTOELECTRIC SENSORS detect smoldering fires faster and result in fewer false alarms. Pulsating audible 85-decibel horn emits an ear-piercing alarm to get your family to safety when seconds matter.
- INCLUDES ALL BATTERIES and mounting hardware so you can quickly put your BJ-91 Mini Smoke Detector to work. Pre-drilled mounting bracket makes installation easy with common household tools.
- LOW BATTERY WARNING and loud 85 decibel piezo electric alarm when the battery reached a low energy level,the detector will sound to indicate that the battery must be replaced.

## Images

![Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV - Image 1](http://ecx.images-amazon.com/images/I/31%2B3UktqISL.jpg)
![Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV - Image 2](http://ecx.images-amazon.com/images/I/51562vaIC7L.jpg)
![Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV - Image 3](http://ecx.images-amazon.com/images/I/41XzVLcgV%2BL.jpg)
![Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV - Image 4](http://ecx.images-amazon.com/images/I/41mWl2-Yf6L.jpg)
![Brojen BJ91 Battery Operated Photoelectric Mini Smoke Detector Alarm With 3 Piece 9V DC Lithium Batteries for Home Garage Boats and RV - Image 5](http://ecx.images-amazon.com/images/I/41Bim26qGxL.jpg)

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**Shop now:** [https://www.desertcart.co.th/products/31486320-brojen-bj91-battery-operated-photoelectric-mini-smoke-detector-alarm-3](https://www.desertcart.co.th/products/31486320-brojen-bj91-battery-operated-photoelectric-mini-smoke-detector-alarm-3)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-12*