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‘OK’/’ALERT’ indicators Connection Interface USB 2
°F/ °C switch
Used with the HACCP Manager USB Cable to recharge the Lithium ion battery
Recording Capacity 16
It simultaneously displays humidity from 10 to 99% and temperature from 14 to 140°F or -10 to 60°C
Particle Mass Concentration Detector with Formaldehyde CO2/PM2.5/PM10 TVOC Temperature/Humidity 0 - 250 F ‘OK’/’ALERT’ indicators Connection Interface USBThe 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