$156.00
SE
SMART SENSOR AR8100 Oxygen Detector 0~25% Range
Oxygen O20~25%
Oxygen O2, range 0~25%, resolution 0.1%, intrinsic error ≤ +/- 1.5% F · S, response time ≤ 15s, recovery time ≤ 15s, alarm mode sound and light

$149.00
SE
SMART SENSOR AS8801 Oxygen Detector
Oxygen O20 ~ 30% vol
O2, range 0~30% vol, resolution 0.1%, three alarm, temperature measurement

$152.00
SE
SMART SENSOR smart sensor AR830 Household Air Quality Detector PM2.5 measurement range 0~999μg/m3
EX
It can monitor the PM2.5 concentration in the air in real time (0~999μg/m ³) and provide intuitive data. The product has a sound and light alarm function, which automatically reminds when the air mass is not up to standard to ensure the health of the family.

$182.00
SE
SMART SENSOR ST8306 environment Air Quality Detector
Measurement range: PM2.5 dust particles 0~999ug/m3; PM10 dust particles 0~999ug/m3; TVCO organic volatiles 0~5.00mg/m3; C6H6 benzene 0~3.00mg/m3, can achieve 24 hours uninterrupted recording and analysis of environment air mass conditions; provide real-time, periodic data.

$164.00
SE
SMART SENSOR AR8700A carbon monoxide composition instrument measurement range 0~1000PPM
ElectrochemistryCO0~1000ppm
Detection gas CO, range 0~1000ppm, resolution 1ppm, intrinsic error +/- 5% or +/- 10PPM

If you don't know how to choose "Gas detector", please consult customer service.