OLUNCLE OL0902U Smoke and Carbon Monoxide Detector Combo: Dual Sensors Protection
Ever wish your home could look out for you? The Smoke and Carbon Monoxide Detector Combo is like having a vigilant guardian—minus the cape. It packs 2-in-1 protection, thanks to its high-tech photoelectric and electrochemical sensors that don't miss a trick (or a toxic fume). Plus, with its large LCD display, you can see real-time smoke and CO levels at a glance—because guessing games are best left to trivia night. When danger lurks, this gadget doesn't whisper; it roars with audible alarms over 85dB and flashes LED lights like it's trying to win a disco contest. Installation? A breeze. Stick it on any wall or ceiling in your home, kitchen, or office, and you're golden. And with 360-degree air holes, it's got eyes—well, sensors—in the back of its head, ensuring no danger goes unnoticed. Oh, and it'll even nudge you with a low battery warning because it's thoughtful like that. Regular check-ups keep it in top shape, because even guardians need a little TLC.
Features
- Alarm and LED Indication
- Low Battery Warning
- Easy to Install
- Caution and Hints
- Dual Sensors Protection
General specs
- Brand: OLUNCLE
- Model: OL0902U
- Seller: Amazon
- ID: B0CJC7CJ3L
- power_source: Battery Powered
- item_weight: 1.15 pounds
- alarm: Audible
- sensor_type: Electrochemical
- manufacturer: OLUNCLE
- part_number: OL0902U
- package_dimensions: 5.55 x 4.8 x 4.69 inches
- item_model_number: OL0902U
- size: 3 Packs
- batteries_included: Yes
- batteries_required: Yes
- battery_cell_type: Zinc Carbon
- First listed by seller: 6/14/25
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Amazon
| Date | Price |
|---|---|
| 11/9/25 | $39.90 |
| 6/14/25 | $46.97 |
Shipping options
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
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OLUNCLE OL0902U Dual Sensors Protection
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Hembisen WA996 Accurate & Easy to Read
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KOABBIT KH158 Black 4-in-1 Upgraded Gas & Carbon Monoxide Detector
|
X-Sense XP0A-iR Real-time app notifications for alarms and faults
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First Alert SMCO600NV Compatible with Google's Nest Protect Alarm
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Sonoff SNZB-02D Real-time monitoring
|
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| Brand | OLUNCLE | Hembisen | KOABBIT | X-Sense | First Alert | Sonoff |
| Model | OL0902U | WA996 | KH158 | XP0A-iR | SMCO600NV | SNZB-02D |
| Color |
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| Rating |
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| Price | $39.90 | $59.99 | $55.99 | $115.99 | $119.00 | $34.00 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Gshopper |
| Update | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 9, 2025 | December 6, 2025 | July 25, 2024 |
| power_source | Battery Powered | Plug-and-play | Battery Powered | |||
| item_weight | 1.15 pounds | 4.5 ounces | 1 pounds | |||
| alarm | Audible | Audible | Audible | |||
| batteries_included | Yes | No | Yes | |||
| batteries_required | Yes | No | Yes | |||