SMOKE
Smoke alert, right by the stove
Smoke status on screen, green when the air is clear. At an alarm level, the 85 dB siren goes off.
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Smoke, carbon monoxide and gas, on one screen you can read.
$249.99$719.96
Choose your bundle
Bundles ship one box per monitor, each with its own mount and guide.
Orders are processed in 1-3 business days. Every order ships with tracking, emailed to you as soon as it leaves.
| Ship to | Shipping | Delivery |
|---|---|---|
| United States | Free over $35 | 7-15 business days |
| Canada | Free over $35 | 7-15 business days |
| United Kingdom | Free over $35 | 7-15 business days |
| Australia | Free over $35 | 7-15 business days |
| New Zealand | Free over $35 | 7-15 business days |
| Europe | Free over $35 | 7-15 business days |
| Rest of the world | Free over $35 | 7-15 business days |
Orders under $35: $4.95 flat rate. Every Vigil bundle ships free. Outside the US, import duties and taxes may apply and are paid on delivery.
Not for you? You have 30 days: write to contact@domaya-home.com and we'll refund you.
Why it matters
The CDC calls carbon monoxide "an odorless, colorless gas that kills without warning." It comes from things you use every day: the furnace, the water heater, the gas range, a car warming up in the garage.
Americans die every year from unintentional carbon monoxide poisoning not linked to fires.
visit an emergency room every year. More than 14,000 are hospitalized.
"Consider buying a detector with a digital readout."
CDC, Carbon Monoxide Poisoning BasicsSource: CDC, cdc.gov/carbon-monoxide (January 2026). Vigil puts that digital readout on your wall: the CO level in ppm, day and night.
Six sensors, one screen
Vigil reads the air around it all the time and shows you the result, so you never have to guess.
SMOKE
Smoke status on screen, green when the air is clear. At an alarm level, the 85 dB siren goes off.
CARBON MONOXIDE
See the CO level in ppm by the furnace, the water heater or the garage door.
GAS
A combustible gas sensor for kitchens and utility rooms with gas appliances.
TEMPERATURE
The room temperature in °F, always on screen. Handy in a kid's room or a guest room.
HUMIDITY
Humidity in %, all day long. Useful in winter, when the heating runs nonstop.
BACKUP POWER
A built-in rechargeable battery keeps Vigil running for up to 8 hours.
By the numbers
Alarm siren, with a red ALARM light you can see in the dark
Backup battery, so it keeps watching through an outage
Smoke, CO, gas, temperature, humidity and alarm
Color screen, readable from across the room
Day and night
Comparison
Keep the alarms your home and local code require. Vigil adds what they can't show you.
Setup
No tools, no wiring, no Wi-Fi to set up.
1No account, no app, no pairing. It's ready as it is.
2Any standard US outlet. The screen lights up and it starts reading the air.
3Use the magnetic mount where there's no outlet: an RV, a cabin, a rental.

Plug it in, read the screen, press TEST. If Vigil isn't for you, write to contact@domaya-home.com within 30 days and we'll refund you.
Choose my bundleSmoke, carbon monoxide (with a live reading in ppm) and combustible gas. It also shows the temperature and the humidity of the room.
No. No Wi-Fi, no app, no account, no subscription. Everything is on the screen.
85 dB, with a red ALARM light on the screen, so you can hear it and see it.
The monitor with its built-in plug, a magnetic mount and a quick start guide. Bundles ship one box per monitor.
Outside each sleeping area, in the kitchen a few feet from the stove, near the furnace or water heater, and by the garage door. Avoid bathrooms, and keep it away from open windows and vents.
Plug it into any standard US outlet, or use the magnetic mount where there is no outlet, like an RV or a cabin.
Yes. Its built-in rechargeable battery keeps it running for up to 8 hours, then it recharges once it's plugged in again.
Press the TEST button on the side: the alarm sounds so you know it works. A monthly test is a good habit.
No. Use it alongside your existing smoke and CO alarms, and keep the alarms your home and local code require. Vigil adds what they don't have: a live CO number, gas and smoke status on a screen, temperature and humidity.
Get everyone, pets included, out to fresh air, then call 911 or your gas company from outside. Don't go back in until it's safe.
A basic alarm only tells you when it's already loud. A live reading lets you see the CO level in ppm at any time, which is why the CDC suggests considering a detector with a digital readout.
Shipping is free. Every order ships with tracking, emailed to you as soon as it leaves.
You have 30 days: write to contact@domaya-home.com and we'll refund you.
Email contact@domaya-home.com. A real person from the Domaya team answers.