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📉 PRICE DROP
6-in-1 Smoke and Carbon Monoxide Detectors Plug in, Gas Leak Detector with Battery Backup Slot, Adjustable Brightness & Volume Levels, Smoke Alarm with Temp/Humidity for Home, RV, Travel(MR818,1-Pack)
✅ In stock
📉 Price recently dropped
B
Grade
Analysis Confidence
47%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Apr 5, 2026 1:57 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
👍 Good Deal- 👍Verdict: Good Deal. Solid value. Price is noticeably below the recent average.
- 🏷️The retail sticker price has been slashed by 40% — a steep markdown from the official listing.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
19.6/28
Recent Value
22/22
Market Standing
20/20
Deal Strength
5/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Nicbee Detector
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓6-in-1 Carbon Monoxide Detectors: This upgraded smoke and carbon monoxide detector can monitor carbon monoxide, natural gas, smoke, temperature, and humidity in real time. As a practical co detector, it adds three levels of brightness and volume adjustments to meet different usage needs for day and night, making it your ideal choice.
✓LCD Display and Dual Alarm System: Carbon monoxide detector features a clear LCD display, providing a clear view of all dynamic data. When the gas concentration reaches the preset threshold(150 PPM or 5% LEL), the gas leak detector will emit a loud alarm of ≥85 decibels and flash a red light, ensuring you can sense danger with smoke alarms and react quickly even while you sleep.
✓Battery Backup for 24/7 Protection: This practical home essentials smoke alarm and carbon monoxide detector features a "plug-in power + backup battery" design (battery not included), enabling the smoke detector to operate continuously during power outages and when you’re traveling, this plug-in carbon monoxide detector providing 24/7 protection for you and your family.
✓Portable & Compact Design: This portable carbon monoxide detector combines a small size with plug-and-play functionality, making this portable co detector for travel easily fit into a handbag, suitcase, or be installed in a bedroom, kitchen, RV, or hotel. This natural gas detector is an ideal and reliable companion for everyday use and travel.
✓Setup Instructions: Before using smoke & carbon monoxide alarms, please remove the protective film from the screen. The smoke alarm will automatically start after being plugged in. Wait 180 seconds for warm-up, then press the test button to trigger the self-test alarm.
⚙️ Specifications
Brand
Nicbee
Style
MR818,1-Pack
Material
ABS
Manufacturer
Shenzhen Murui Technology Co., Ltd.
UPC
725878216772
Item Weight
7 ounces
Package Dimensions
5.04 x 3.23 x 3.07 inches
Item model number
MR818
Batteries Included?
No
Batteries Required?
Yes
ASIN
B0FXF6F36H
