Yesterday Carbon Monoxide Detector with LED Screen, Alarm, Humidity and Temperature Detection: Carbon monoxide detection with alarm
This 3-in-1 carbon monoxide detector is designed for homeowners and campers who need reliable protection in compact spaces. Think of it for monitoring a basement workshop or checking air quality in a camper during trips.
While most detectors focus only on alarms, this device offers a unique perspective as a comprehensive air quality monitor. It gives you peace of mind by tracking not just CO levels but also humidity and temperature, helping you spot issues like mold risk before they become serious. The LED screen clearly shows real-time readings, so you can glance at it without guessing.
In practice, the alarm sounds promptly if CO levels rise, and the humidity sensor might alert you to a damp problem in your garage before you notice musty smells. It's a practical tool for keeping your indoor environments safe and comfortable, whether at home or on the road.
Features
- LED screen display
- Humidity and temperature monitoring
- Portable for camping use
- Green color option
- Carbon monoxide detection with alarm
General specs
- Brand: Yesterday
- Seller: Joom
- ID: 694ba71f60a97301203cf7d8
- Size: 0.75 inches
- Use Case: Camping
- Alarm Type: Audible Alarm
- Display Type: LED Screen
- Power Source: Battery
- Detection Type: Carbon Monoxide, Humidity, Temperature
- Measurement Units: °F, % RH
- First listed by seller: 2/15/26
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
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| Brand | Yesterday | VEVOR | VEVOR | HEIMAN | X-Sense | KOABBIT |
| Model | AGc06 | AGc25 | C1-W | XC0M-iR | KH158 | |
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| Price | $45.48 | $126.90 | $111.99 | $29.99 | $29.99 | $55.99 |
| Seller | Joom | Vevor | Vevor | Amazon | Amazon | Amazon |
| Update | Feb 17, 2026 | Feb 17, 2026 | Feb 17, 2026 | Feb 7, 2026 | Feb 7, 2026 | Dec 6, 2025 |
| Alarm Type | Audible Alarm | Audible, Smart | Audible, Smart | |||
| Display Type | LED Screen | LED | Digital | |||
| Power Source | Battery | Battery | Battery | Plug in | ||
| Detection Type | Carbon Monoxide, Humidity, Temperature | Carbon Monoxide | Carbon Monoxide | |||
| Sensor Type | NDIR CO2 Sensor | NDIR CO2 Sensor | Electrochemical | |||
| Product Dimensions | 6.54 x 2.95 x 1.30 inch, 166 x 75 x 33 mm | 5.51 x 4.33 x 1.89 inches, 140 x 110 x 48 mm | 0.03"D x 0.05"W x 0.04"H | |||
| Batteries Included | Yes | Yes | No | |||
