Multifunctional Accurate Tester Air Quality Meter Air Quality Pollution Meter
Formaldehyde: 0~1.99mg. Get notifications and tip to improve your air. Due to difference between different monitors, the picture may not reflect the item actual color. Color: 1/2.
Air Quality Detectors Tester for Indoor Home Air Quality Pollution Testing Meter
Formaldehyde: 0~1.99mg. Get notifications and tip to improve your air. Due to difference between different monitors, the picture may not reflect the item actual color. Color: 1/2.
Air Quality Detectors Air Quality Pollution Testing Meter USB Rechargeable
Formaldehyde: 0~1.99mg. Get notifications and tip to improve your air. Due to difference between different monitors, the picture may not reflect the item actual color. Color: 1/2.