Pay in 4 interest-free payments of $41.88 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Self-Check Display Battery Voltage / Battery strength percentage
°F/ °C switch
It simultaneously displays humidity from 10 to 99% and temperature from 14 to 140°F or -10 to 60°C
Operates quietly and is powered by AC 100/120V
Other: The RVR-52A includes an internal pre-heat function which sends signals to turn ON / OFF external sensors
Particle Mass Concentration Detector with Formaldehyde CO2/PM2.5/PM10 TVOC Temperature/Humidity 0 - 250 F Self-Check Display Battery Voltage /The Sper 900033 Particle Mass Concentration Detector is an advanced, desk or table top device that accurately monitors formaldehyde (H2CO) and other important air quality levels in a closed environment. The large, colorful LCD display indicates multiple indoor air quality parameters with a thoughtfully designed, graphical user interface. The entire display functions as a six color warning system, where colors correspond to actual realtime pollutions
US$ 10.88
US$ 29.24
US$ 119.00
US$ 590.00
US$ 114.50
US$ 16.07
US$ 59.99