KOABBIT KH158 Combination Gas & Carbon Monoxide Detector: 4-in-1 Upgraded Gas & Carbon Monoxide Detector
Meet the Combination Gas & Carbon Monoxide Detector—your new 4-in-1 guardian angel. It's not just about safety; it's about sleeping soundly knowing you're covered. The large LCD screen doesn't just sit there looking pretty; it gives you the lowdown on carbon monoxide (PPM), combustible gas (%LEL), whether you're freezing or baking (°F), and if your place feels like a rainforest (RH%). Thanks to its fancy imported sensor, it's sharp, reliable, and doesn't cry wolf.
Why you'll love it:
- Ever tried reading tiny numbers in the dark? The PC Reflective Lens Design says 'not today'.
- Plug and Play Design—because who has time for complicated setups?
- An 85DB Alarm that's loud enough to wake you from your 'just five more minutes' sleep.
- And yes, it shows PPM, %LEL, °F, and Humidity in real-time, because guessing is so last year.
Perfect for homes, kitchens, apartments, and even your road trip companion (RVs), this detector keeps you in the know, so you're never left wondering.
Features
- 4-in-1 Upgraded Sensor
- Combination Gas & Carbon Monoxide Detector
- 4-in-1 Real-time Display
- Applications for home, kitchen, apartment
- Detects combustible gases like natural gas, propane
- 4-in-1 Upgraded Gas & Carbon Monoxide Detector
General specs
- Brand: KOABBIT
- Model: KH158
- Seller: Amazon
- ID: B0DBZWGX37
- Power Source: Plug in
- Product Dimensions: 0.03"D x 0.05"W x 0.04"H
- Item Weight: 1.6 ounces
- Alarm: 85DB Alarm
- Material: ABS
- Number of Items: 1
- manufacturer: Shenzhen Kanghua Shengshi Industrial Co., LTD
- Part Number: KH158
- Country of Origin: China
- Item Model Number: KH158
- Size: 4-IN-1
- Item Package Quantity: 1
- Included Components: Combination Gas & Carbon Monoxide Detector
- Batteries Included: No
- Batteries Required: No
- Date First Available: August 2, 2024
- First listed by seller: 6/17/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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$55.99
$62.99
Last price update: 12/6/25
Available to order
Price History for seller Amazon
Shipping options
Delivery to 
United States
United States
Available
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| Brand | KOABBIT | tulilut | MOES | OLUNCLE | Hembisen | |
| Model | KH158 | SNT966W | PTH 24E | OL0902U | WA996 | |
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| Price | $55.99 | $37.91 | $22.99 | $47.19 | $19.49 | $59.99 |
| Seller | Amazon | Amazon | Banggood | Amazon | Banggood | Amazon |
| Update | Dec 6, 2025 | Mar 11, 2026 | Mar 12, 2026 | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 |
| Power Source | Plug in | Plug-in (wall outlet) | Battery Powered | Plug-and-play | ||
| Item Weight | 1.6 ounces | 1.15 pounds | 4.5 ounces | |||
| Alarm | 85DB Alarm | Audible | Audible | |||
| manufacturer | Shenzhen Kanghua Shengshi Industrial Co., LTD | OLUNCLE | Shenzhen Wei'an Environmental Protection Electronic Technology Co., Ltd. | |||
| Part Number | KH158 | OL0902U | WA996 | |||
| Batteries Included | No | Yes | No | |||
| Batteries Required | No | Yes | No | |||
| Features | Real-time monitoring, Remote notifications, History data, Alarm silence, Volume adjustment, Flame-retardant materials, No batteries required, No wiring needed | Carbon Monoxide Detection, Combustible Gas Detection, Temperature/Humidity Monitoring, Flashing/Audible Alarms, Plug-and-Play Design, Screen Adjustments/Controls | 4-in-1 functionality, User-friendly LCD display, High-decibel alarm system, Plug-and-play installation | |||
| Dimensions | 8.8 inches height, 5.8 inches length, 3.8 inches width | 105mm x 55mm x 52mm, 4.13 inches x 2.17 inches x 2.05 inches | 103mm x 56mm x 32mm (4.06in x 2.20in x 1.26in) | |||
| Package Contents | 1 detector, English manual | 1x Gas/Carbon Monoxide Detector | 1 x Air Monitoring Alarm | |||
KOABBIT KH158 Black 4-in-1 Upgraded Gas & Carbon Monoxide Detector
$55.99
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