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2nd Gen Plug-in Carbon Monoxide Detector with LED Display, 3-in-1 CO Sensor Temperature & Humidity

2nd Gen Plug-in Carbon Monoxide Detector with LED Display, 3-in-1 CO Sensor Temperature & Humidity

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$34.99
$34.99 $37.99
Save 8% Sold out
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FREE SHIPPING

We currently offer FREE&ORDINARY SHIPPING for the most countries (except remote countries/areas), for orders over $29.9.

We currently offer FREE&FAST/ FREE&DDP SHIPPING for the most countries (except remote countries/areas), for orders over $299.

3 METHODS OF SHIPPING COST

We charge a flat rate for shipping, as follows:


（*DDP ONLY supports EU regions.）

Shipping costs for different countries are adjusted according to logistics costs, which can be directly checked at checkout.

Or, you can know more shipping details here Shipping Policy, or by contacting customer service team via services@moeshouse.com.

Different delivery zone has different shipping fees based on the above form.

DELIVERY TIME

Processing time = the order preparation time may take 1-3 business days;

Shipping time = the time between when your order has been shipped and delivered to you ( 3 - 21 business days ), which depends on your delivery methods and zone.

Once your order ships, you can track your order with your tracking number. If you have trouble tracking your package, click here Track Your Order or feel free to contact MOES customer service team via services@moeshouse.com and we will check its status for you.

NOTE

Your local country's customs may hold the shipment and request that you pay customs duties. Please note that all customs duties are the sole responsibility of the customer and we are not liable. Thank you for understanding!

Version
Pieces
DISCOUNT CODE

MSHS25

$25 OFF

Over $100

2nd Gen Plug-in Carbon Monoxide Detector with LED Display, 3-in-1 CO Sensor Temperature & Humidity

$34.99
$34.99 $37.99
Save 8% Sold out

Description

Protect your home and loved ones with this Plug-in Carbon Monoxide Detector, designed for reliable and continuous safety monitoring. It accurately detects carbon monoxide (CO) while also measuring temperature and humidity, all clearly displayed on the LED screen for easy reading.

With a plug-and-play design, simply plug it into any standard outlet—no installation or wiring required. When dangerous CO levels are detected, the alarm triggers a loud audible alert of ≥85dB along with a bright visual warning, ensuring you are notified immediately.

The detector includes a built-in 1000mAh backup battery that provides temporary power during outages, keeping the device active even when electricity is interrupted. Compact and portable, it is ideal for use in homes, apartments, bedrooms, RVs, hotels, dormitories, and rental spaces.

Features

  • Stay Protected Anywhere You Plug In — Even During Outages: Just plug it in and this compact CO detector keeps monitoring—at home, in an apartment, or on every trip. With a built-in backup battery, it stays active even when the lights go out. 
  • 3-in-1 Upgraded Carbon Monoxide Detector: Adopts upgraded high sensitivity, high reliability and stability sensor for more accurate and faster detection.The clear digital display shows CO levels with temperature and humidity so you instantly know your room’s condition—no guessing. 
  • Long-Life CO Sensor for Everyday Confidence: Built with a CO sensor designed for up to 10 years of service life, offering long-term peace of mind without constant battery replacements. 
  • Compact Plug-and-Play Design for Multiple Locations: No wiring, no tools—just plug into any outlet. Works great in bedrooms, living rooms, RVs, hotels, rentals, dorms and small spaces. 
  • Dual Alarm System: Uses an electrochemical CO sensor with clear sound and light alerts when elevated CO is detected.The alarm volume for hazardous levels exceeds 85 decibels.
  • Note: This product is non-intelligent and cannot be controlled by cell phone.

Specification

  • Model: NA503B
  • Carbon Monoxide: 0~999PPM (±10%）
  • CO Alarm Threshold: 49 PPM (Initial Default)
  • Temperature Measurement Range: -10°C~50°C 
    (±1.5°C)/14°F~122°F (±2.7°F)
  • Humidity Measurement Range: 0%–95% RH 
    (±5%), non-condensing
  • Input: 100-240V 50/60Hz Replaceable 
  • Shell: Flame Retardant ABS Plastic
  • Work Temp: -10°C~50°C/14°F~122°F
  • Alarm: Yes
  • Product Size: 125.5x60.5x36.3mm(Excluding the plug)

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Free Shipping Over $29.9
60 Days Refund | 2 Years Warranty
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Applicable Environment

Ideal for spaces where CO, gas, smoke may accumulate, including: kitchen stovetops, vehicle exhaust areas (garages), gas water heaters, fireplaces and heating units

Device Screen and Button Features

Clearly identifies CO, temperature, humidity, and control functions.
Note: For more professional details, please refer to the manual.

Unlock more features with CO Monitor

FAQ

Do you ship worldwide ?

We ship worldwide and most countries support free shipping. (Other countries need to pay extra shipping cost.)

How long will my order take ?

The time frame for order delivery is divided into two parts;

Processing time:Order Verification,quality check and packaging.All orders are sent to the manufacturers for dispatch within 24 hours after the order is placed.The manufacturer and China Post process the orders,which takes an additional 2-4 days.

Shipping time:This refers to the time it takes for items to be shipped from our warehouse to the destination.US orders are shipped by e-Packet,which usually take between 7 and 21 business days to arrive at their destination,and sometimes it will take longer.Besides,DHL,FeDex etc are also available.

What payment terms you can accepet ?

We can accept Paypal and Credit card.