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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21
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Description
Portable CO2 Air Quality Formaldehyde Carbon Dioxide Detector Indoor Temperature Hygrometer with LED Digital Display, 5 in 1 Semiconductor1. CO2 detection range: 400 6000PPM 2. CO2 detection sensitivity: 1PPM 3. Detection range: 0 2PPM 4. Temperature measurement range: 0~60 degrees Celsius 5. Temperature measurement accuracy: + 1 degrees Celsius 6. Humidity measurement range: 0%~99%RH 7. Humidity measurement accuracy: + 2%RH 8. Charging method: DC5V 500mA micro USB interface 9. Battery: Built in lithium battery 1200mAh 10. Size: 9 x 7 x 4cm 3. 54 x 2. 75 x 1. 18inch 11. Screen: about 2.
1. CO2 detection range: 400-6000PPM2. CO2 detection sensitivity: 1PPM
3. Detection range: 0-2PPM
4. Temperature measurement range: 0~60 degrees Celsius
5. Temperature measurement accuracy: +/-1 degrees Celsius
6. Humidity measurement range: 0%~99%RH
7. Humidity measurement accuracy: +/-2%RH
8. Charging method: DC5V 500mA micro USB interface
9. Battery: Built-in lithium battery 1200mAh
10. Size: 9 x 7 x 4cm/3.54 x 2.75 x 1.18inch
11. Screen: about 2.75 inches
12. Net weight: about 175g
feature:
1. Five in one: It can be used as carbon dioxide concentration detection, thermometer and hygrometer at the same time.
2. Built-in 1200mha lithium battery, fully charged can stand by for about 6-8 hours
3. Color screen: display current CO2 data, temperature and humidity data. The color ring changes according to the CO2 content.
4. Simple operation: long press the "on-off" button for 3 seconds to turn on and off. It will automatically detect CO2.
5. Small and portable: it can be placed in the kitchen, living room, bedroom, or taken out.
The package includes:
1 x Carbon dioxide meter
1 x USB charging cable
1 x Manual
Specification:
| Package Weight |
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 22 reviews
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Product Reviews
★★★★★ 5
Top quality filters at a good price.
Style: 20x30x1
These filters are good quality. They are reinforced and hold their shape. They fit perfectly in my filter holder.
The thing I like is that the filters were bundled together and shipped in a sturdy box. Other filters I have ordered showed up in a flimsy box and were damaged.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
★★★★★ 5
Excellent to have on hand
Style: 16x25x1
Excellent, time-saving purchase. Sturdy, easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
★★★★★ 4
Great Fit and Noticeable Air Quality Improvement
Style: 12x24x1
I purchased the Filterbuy 12x24x1 MERV 8 air filters and have been very happy with them so far. They fit perfectly in my HVAC system without any gaps or issues during installation.
After replacing my old filters, I noticed the air in my home feels cleaner and there seems to be less dust settling around the house. They do a good job of capturing everyday particles and allergens while still allowing good airflow.
Overall, this is a reliable and cost-effective 4-pack of filters. Solid quality, easy to install, and a noticeable improvement in air freshness. I’ll definitely be ordering again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 5
Reliable furnace filters at a good price point!
Style: 16x18x1
Great filters. Hard to find sizes. Sturdy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
★★★★★ 5
Amazon very professional and reliable
Style: 14x30x1
I was very pleased with the Filterbuy 14 30 1 and it fit great and very pleased with Amazon .They are very professional
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
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