Gas Alarm with Methane, Carbon Monoxide, Temperature, and Humidity Monitoring: 4-in-1 functionality for comprehensive safety
This 4-in-1 gas alarm is designed for homeowners who want a simple, all-in-one safety solution. Instead of just monitoring for hazards, it gives you a clear view of your home's air quality, perfect for checking on a basement utility room or ensuring safety in a rental property.
The LCD display shows real-time methane and carbon monoxide levels, temperature, and humidity, so you can spot issues before they escalate. The alarm sounds at 70dB and flashes lights, providing immediate alerts that cut through household noise. It plugs into any standard wall socket for easy setup without tools.
Features
- High-decibel 70dB alarm with flashing lights
- Plug-and-play installation into wall sockets
- User-friendly LCD display with real-time readings
- Detects methane and carbon monoxide levels
- Monitors temperature in °F and humidity
- 4-in-1 functionality for comprehensive safety
General specs
- Seller: Banggood
- ID: 2044497
- Features: 4-in-1 functionality, User-friendly LCD display, High-decibel alarm system, Plug-and-play installation
- Functions: Methane (CH4) monitoring, Carbon Monoxide (CO) monitoring, Temperature monitoring, Humidity monitoring
- Dimensions: 103mm x 56mm x 32mm (4.06in x 2.20in x 1.26in)
- Power Supply: AC100-240V
- Alarm Indicators: Red light for alarm, Green light for power, Yellow light for malfunction
- Package Contents: 1 x Air Monitoring Alarm
- Alarm Sound Level: ≥70dB at 1 meter distance
- Display Lcd Parameters: CH4 ppm levels, CO ppm levels, Gas concentration, Temperature (°F/°C), Humidity percentage
- Co Detection Sensitivity: 30-50ppm: alarm within 150 minutes, 50-100ppm: alarm within 45 minutes, 100-300ppm: alarm within 20 minutes
- Standby power consumption: ≤140mA
- Concentration Detection Gas Range: ≥300ppm
- Alert Consumption During Operating Power: ≤160mA
- First listed by seller: 2/23/26
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$19.08
Last price update: 3/4/26
Available to order
Price History for seller Banggood
Shipping options
Delivery to 
United States
United States
Available
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| Model | PTH 24E | KH158 | PTH 24D | SNT966W | ||
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| Rating |
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| Price | $19.08 | $22.52 | $17.62 | $55.99 | $17.62 | $39.90 |
| Seller | Banggood | Banggood | Banggood | Amazon | Banggood | Amazon |
| Update | Mar 7, 2026 | Mar 7, 2026 | Mar 7, 2026 | Dec 6, 2025 | Mar 7, 2026 | Feb 7, 2026 |
| Features | 4-in-1 functionality, User-friendly LCD display, High-decibel alarm system, Plug-and-play installation | Carbon Monoxide Detection, Combustible Gas Detection, Temperature/Humidity Monitoring, Flashing/Audible Alarms, Plug-and-Play Design, Screen Adjustments/Controls | Real-time monitoring, Remote notifications, History data, Alarm silence, Volume adjustment, Flame-retardant materials, No batteries required, No wiring needed | |||
| Dimensions | 103mm x 56mm x 32mm (4.06in x 2.20in x 1.26in) | 105mm x 55mm x 52mm, 4.13 inches x 2.17 inches x 2.05 inches | 8.8 inches height, 5.8 inches length, 3.8 inches width | |||
| Package Contents | 1 x Air Monitoring Alarm | 1x Gas/Carbon Monoxide Detector | 1 detector, English manual | |||
Gas Alarm with Methane, Carbon Monoxide, Temperature, and Humidity Monitoring 4-in-1 functionality for comprehensive safety
$19.08
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