---
product_id: 574979986
title: "4-Pack,Smoke and Carbon Monoxide Detector,2 in 1 CO & Smoke Alarm,Carbon Monoxide Detectors,Smoke Detector,85dB in Alarm,LCD Screen,Easy to Install"
brand: "oluncle"
price: "489 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/574979986-4-pack-smoke-and-carbon-monoxide-detector-2-in-1
store_origin: PL
region: Poland
---

# Clear LCD digital display 85dB loud alarm 2-in-1 Smoke & CO detection 4-Pack,Smoke and Carbon Monoxide Detector,2 in 1 CO & Smoke Alarm,Carbon Monoxide Detectors,Smoke Detector,85dB in Alarm,LCD Screen,Easy to Install

**Brand:** oluncle
**Price:** 489 zł
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay safe, stay savvy — the ultimate 2-in-1 alarm for peace of mind!

## Quick Answers

- **What is this?** 4-Pack,Smoke and Carbon Monoxide Detector,2 in 1 CO & Smoke Alarm,Carbon Monoxide Detectors,Smoke Detector,85dB in Alarm,LCD Screen,Easy to Install by oluncle
- **How much does it cost?** 489 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/574979986-4-pack-smoke-and-carbon-monoxide-detector-2-in-1)

## Best For

- oluncle enthusiasts

## Why This Product

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

## Key Features

- • **Instant Alerts:** Piercing 85dB alarm guarantees you’ll never miss a critical warning.
- • **Smart Monitoring:** Easy-to-read LCD screen keeps you informed of CO levels at a glance.
- • **Hassle-Free Setup:** Effortless wall or ceiling installation means protection is just minutes away.
- • **Precision Sensing:** Advanced dual high-stability sensors ensure lightning-fast, accurate detection.
- • **Dual Threat Defense:** Protect your home from both smoke and carbon monoxide with one sleek device.

## Overview

The OLUNCLE 4-Pack 2-in-1 Smoke and Carbon Monoxide Detectors combine high-sensitivity dual sensors with a clear LCD display and a powerful 85dB alarm. Battery-powered and easy to install, these detectors provide reliable, comprehensive protection against fire and carbon monoxide hazards, making them an essential smart safety upgrade for any modern home.

## Description

4-Pack,Smoke and Carbon Monoxide Detector,2 in 1 CO & Smoke Alarm,Carbon Monoxide Detectors,Smoke Detector,85dB in Alarm,LCD Screen,Easy to Install

## Features

- 𝟮 𝗶𝗻 𝟭:Our carbon monoxide detector with its 2 in 1 functionality, this device not only detects carbon monoxide but also serves as a smoke detector, offering comprehensive protection against both fire and carbon monoxide hazards.
- 𝗗𝘂𝗮𝗹 𝗛𝗶𝗴𝗵 𝗦𝘁𝗮𝗯𝗶𝗹𝗶𝘁𝘆 𝗦𝗲𝗻𝘀𝗼𝗿𝘀:High reliability.High sensitive CO sensor,MCU processing adopted.The carbon monoxide detectors, equipped with dual high stability sensors, these detectors offer enhanced sensitivity and accuracy, ensuring prompt detection of any potential threats.
- 𝗟𝗖𝗗 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗗𝗶𝘀𝗽𝗹𝗮𝘆: The LCD screen provides clear and easy-to-read information, allowing for quick and convenient monitoring of carbon monoxide levels.
- 𝟴𝟱 𝗱𝗕 𝗔𝗹𝗮𝗿𝗺 :Smoke and carbon monoxide detector,with battery.The carbon monoxide detectors are designed to provide reliable and accurate detection of carbon monoxide,suitable for various places.Loud alarm signal exceeding 85dB in alarm mode.
- 𝗘𝗮𝘀𝘆 𝘁𝗼 𝗜𝗻𝘀𝘁𝗮𝗹𝗹 :Featuring an easy installation process, these carbon monoxide detectors can be effortlessly mounted on walls or ceilings, providing peace of mind and protection.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | OLUNCLE |
| Style | Home Tool |
| Power Source | Battery Powered |
| Color | white-90504 |
| Product Dimensions | 7.24"D x 4.65"W x 4.96"H |
| Item Weight | 1.44 Pounds |
| Alarm | Audible |
| Sensor Type | Photoelectric |
| Manufacturer | OLUNCLE |
| Part Number | OL-905 |
| Item Weight | 1.44 pounds |
| Item model number | OL-905 |
| Item Package Quantity | 1 |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Zinc Carbon |

## Product Details

- **Brand:** OLUNCLE
- **Style:** Home Tool
- **Power Source:** Battery Powered
- **Color:** white-90504
- **Product Dimensions:** 7.24"D x 4.65"W x 4.96"H
- **Item Weight:** 1.44 Pounds
- **Alarm:** Audible
- **Sensor Type:** Photoelectric
- **Manufacturer:** OLUNCLE

## Images

![4-Pack,Smoke and Carbon Monoxide Detector,2 in 1 CO & Smoke Alarm,Carbon Monoxide Detectors,Smoke Detector,85dB in Alarm,LCD Screen,Easy to Install - Image 1](https://m.media-amazon.com/images/I/71oCqYuMLIL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-06-03*