If you want to rental IAQ monitor: please visit: http://woofaa.com/product/hmd126-r/
V-series portable air quality detector is BRAMC handheld device for populace released in 2016. Fast and accurate detect concentration of PM1.0, PM2.5, PM10, HCHO, CO2 and VOC by high-precision laser sensors. It can also draw a 24-hour pollution curve. Non-divergent infrared detection technology is used for CO2 automatic baseline correction. Stable and accurate. Electro-chemical sensor is used for detect HCHO, resolution 0.01mg/m3. 5-7 Business Days delivery.