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5-in-1 Smoke and Carbon Monoxide Detectors Plug in, Smoke Detector with Battery Backup Slot, Adjustable Brightness & Volume Levels, Smoke Alarm with Temp/Humidity for Home, RV, Travel(1-Pack)
✅ In stock
F
Grade
Analysis Confidence
59%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Mar 30, 2026 9:32 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 🏷️The retail sticker price has been slashed by 47% — a steep markdown from the official listing.
- 📉It has been quite a while since a more competitive price was available, lending today's offer solid comparative value.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Nicbee Detector
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓5-in-1 Carbon Monoxide Detectors: This upgraded smoke and carbon monoxide detector can monitor carbon monoxide, 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 co concentration reaches the preset threshold 150 PPM, the co 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 travel carbon monoxide 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
MR818B,1-Pack
Material
ABS
Manufacturer
Shenzhen Murui Technology Co., Ltd.
UPC
725878216819
Item Weight
7 ounces
Package Dimensions
5.12 x 3.19 x 3.11 inches
Item model number
MR818B
Batteries Included?
No
Batteries Required?
No
ASIN
B0FXF56NHX
