Your 24/7 Guardian for Clean Air & Safety!
Meet Your All-in-One Protector:
The CO & Air Quality Alarm
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Real-Time CO Detection
Temp & Humidity Monitoring
Dual Sound & Light Alarm
Plug-and-Play Convenience
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90-day refund guarantee
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Tired of worrying about invisible, odorless dangers like Carbon Monoxide (CO)?
Gas stoves, water heaters, and attached garages can all be silent sources of deadly CO leaks.
Our Solution:
Its advanced sensors detect CO concentrations from 0-999 PPM, triggering an immediate sound and light alarm before levels become dangerous.
Your indoor air feels too dry in winter or too damp in summer, affecting your comfort and health.
Our Solution:
The built-in thermometer and hygrometer display real-time air quality, helping you maintain a perfect, comfortable indoor environment.
Struggling to find a gift that’s practical, thoughtful, and shows you truly care?
Our Solution:
This multi-function alarm is a life-saving and essential gift, providing 24/7 peace of mind for friends, family, or new homeowners.
Tired of complex alarms that require wiring or constant, annoying battery changes?
Our Solution:
It's powered entirely by your wall outlet—no batteries needed—for simple, reliable, and continuous 24/7 protection.
Your All-in-One Shield for Home Safety
Meet the essential device that watches over your air, so you don't have to.
Precision CO & Gas Detection
Equipped with advanced sensors, this device accurately monitors Carbon Monoxide (0-999 PPM) and combustible gas, providing critical early warnings to prevent poisoning.
Immediate Dual-Alarm System
When dangerous levels are detected, the alarm reacts instantly with a loud siren and a flashing, color-coded light (from yellow to red), alerting you even while asleep.
Live Temperature & Humidity Monitor
Go beyond just safety. The clear 2.0-inch IPS screen displays real-time temperature (-10°C-50°C) and humidity (0-95% RH), helping you maintain ultimate indoor comfort.
The Perfect Practical Gift
Looking for a gift that stands out? This multi-function alarm is a unique and essential present for anyone you care about—family, friends, or new homeowners.
Features
| Features | PTH-24D Alarm | Others |
|---|---|---|
| Detection |  CO, Gas, Temp & Humidity |
 CO Only |
| Power Source | Plug-in (No Batteries) |
Battery-Reliant |
| Display | 2.0" Color IPS Screen |
No Display / Basic LCD |
| Alerts | Sound + Multi-Color Light |
Sound Only |
Product Specifications
| Model | PTH-24D |
| Input | 100-220V 50/60Hz |
| CO Range | 0-999 PPM (±10%) |
| Temp Range | -10°C-50°C (±1.5°C) |
| Humidity Range | 0%-95% RH (±5%) |
| Default CO Alarm | 51 PPM |
| Material | Flame Retardant ABS |
Here’s Why Families Are Trusting Their Safety to This Alarm!
Thousands of 5-Star Reviews are pouring in for this essential home guardian
I absolutely love this device! I put it in the hallway outside our bedrooms. The screen is bright and easy to read. It's a huge relief to know we're protected from CO. So well-made too!
Brenda B.
Verified Purchase
Saw this on a social media ad and bought it for our RV. Best purchase ever! I love that it monitors humidity too, which is a big deal in a camper. It’s compact and just works. Gives me total peace of mind on the road.
David L.
Verified Purchase
This is the perfect gift! I gave one to my sister for her new home. She loved that it was so easy—just plug it in. It's such a simple, smart, and life-saving little device. Highly recommend!
Sharon K.
Verified Purchase
Frequently Asked Questions (FAQ)
For best results, plug it into a wall socket in areas like the kitchen (near gas stoves), basements, garages, RVs, or near sleeping areas. Avoid placing it in corners with poor air circulation.
Yes! This is a multi-function device. The product description lists "Combustible Gas" as a measurement target, which includes gases like methane, in addition to Carbon Monoxide (CO).
Not at all! This model (PTH-24D) is completely battery-free. It's powered by plugging directly into any 100-220V wall outlet, ensuring continuous, reliable protection without hassle.
It features a 4-level alarm: 0-50 PPM (Green light, no sound), 51-100 PPM (Yellow light, slow beep), 101-150 PPM (Orange light, fast beep), and 151-999 PPM (Red light, very fast beep).
Here’s Why People Love It
From kitchens to garages, this all-in-one safety device is protecting families everywhere.
Customers Give 5-Star Reviews
This alarm is a must-have. I plugged it in the kitchen, and it's comforting to see the CO and temperature levels at a glance. Feel so much safer.
Bought this for my parents' house near the garage. The plug-and-play setup was perfect for them. Great quality and total peace of mind.