PTH-282B+ | SMART CO + CO₂ MONITOR
CO • CO₂ • TEMPERATURE • HUMIDITY
FABISENSE PTH-282B+ 智能一氧化碳与二氧化碳监测仪
Portable CO and CO₂ monitoring for RV trips, camping and cabins, with Bluetooth history and a built-in auxiliary light.
$59.99 USD per device
- CO and CO₂ readings on one clear color display
- Bluetooth App with historical trends and data download
- Temperature, humidity, feels-like temperature and time
- Audible and visual alerts for changing gas levels
- 2100mAh rechargeable battery and built-in rear light
Bluetooth connection nearby: approx. 30 m / 98 ft in open space. Phone must stay within Bluetooth range to connect.
Processing: 1–3 business days. View shipping rates and delivery estimates.
ONE DEVICE. MORE AWARENESS.
See the air around you at a glance
PTH-282B+ keeps CO, CO₂, temperature and humidity visible on one compact screen, then adds Bluetooth history for a clearer view of how conditions change over time.
DUAL-GAS MONITORING
CO safety and CO₂ ventilation insight
Monitor carbon monoxide from 0–1000 ppm and carbon dioxide from 400–5000 ppm without carrying two separate devices.


BLUETOOTH APP
Review more than the current reading
Connect within Bluetooth range to view real-time readings, check historical CO and CO₂ trends, review temperature and humidity data, and download supported records.
- Approx. 30 m / 98 ft in open space
- Device status and supported settings
- Useful trend visibility for rooms, RVs and workspaces

HISTORICAL DATA
See how conditions change over time
Review historical readings and trend charts in the FABISENSE App, then download supported records when you need a closer look.
SMART ALARMS
Warnings you can see and hear
Audible and visual alerts help draw attention when monitored CO or CO₂ levels reach the configured alarm conditions.

HOME AND ON THE ROAD
Designed for the places you live, work and travel

READY TO MOVE
Portable power with a light built in
The 2100mAh rechargeable battery supports mobile monitoring, while the rear auxiliary light adds convenience for RV trips, camping and low-light checks.
- USB Type-C charging
- Built-in rear auxiliary light


CLEAR COLOR DISPLAY
Four readings on one compact screen
The 1.8-inch 360 × 360 color LCD keeps CO, CO₂, temperature, humidity and time easy to check at a glance.
COMPACT DESIGN
Small enough to take along
The compact 74 × 74 × 32 mm ABS body is designed for convenient placement at home, in an RV or in your travel gear.

AT-A-GLANCE COMPARISON
More than a basic CO alarm
| Feature | PTH-282B+ | Basic CO Alarm |
|---|---|---|
| Real-time CO reading | ✓ | Varies |
| CO₂ monitoring | ✓ | — |
| Temperature & humidity | ✓ | — |
| Bluetooth trends | ✓ | — |
| Historical data download | ✓ | — |
| Rechargeable portable use | ✓ | Varies |
| Rear auxiliary light | ✓ | — |
TECHNICAL DETAILS
PTH-282B+ specifications

| Monitoring | CO, CO₂, temperature, humidity |
|---|---|
| CO range / accuracy | 0–1000 ppm / ±5 ppm or ±10%, whichever is greater |
| CO₂ range / accuracy | 400–5000 ppm / ±(50 ppm + 5% of reading) |
| Temperature measurement | -10°C to 60°C / ±1°C |
| Humidity | 0%–95% RH / ±5% RH |
| Display | 1.8-inch LCD / 360 × 360 |
| Battery | 2100mAh rechargeable lithium battery |
| Charging | USB Type-C |
| Case material | ABS |
| Operating temperature | -10°C to 50°C |
| Size | 74 × 74 × 32 mm |
| App / Time | Yes / Yes |
QUESTIONS & ANSWERS
Everything you need to know
What does PTH-282B+ monitor?
It monitors carbon monoxide, carbon dioxide, temperature and humidity. It also displays feels-like temperature and time.
What can I see in the Bluetooth App?
Within Bluetooth range, you can view live readings, supported device settings, historical trends and downloadable supported records.
Can I use it without keeping it plugged in?
Yes. It includes a 2100mAh rechargeable battery. Charge it with USB Type-C according to the user manual.
Does it have an alarm?
Yes. The device provides audible and visual alerts when monitored levels reach configured alarm conditions. Do not ignore an alarm; follow the manual and local safety guidance.
Where can I use it?
It is designed for compatible spaces such as homes, bedrooms, offices, RVs, campers, cabins, garages and workshops. Keep vents unobstructed and follow the placement guidance in the manual.
Is the rear light a replacement for emergency lighting?
No. It is an auxiliary convenience light and is not intended to replace dedicated emergency lighting equipment.
CUSTOMER REVIEWS