PM2.5/HCHO/TVOC Temperature Humidity Monitor Air Quality Analysis Tester Gas Detector Analyzer 57485859Features 2. 8" color liquid crystal display (LCD), 320x240 pixels User adjustable alarm threshold for formaldehyde (HCHO) to alert user of elevated levels Test variables: PM2. 5 1. 0 10, formaldehyde, TVOC, temperature, humidity Large 1000mAh capacity Lithium battery On board fan to draw in ambient air for more accurate real time results 5V Micro USB charging Low battery warning Specifications Display method: 2. 8 LCD screen display, 320 x 240 pixels
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PM2.5/HCHO/TVOC Temperature Humidity Monitor Air Quality Analysis Tester Gas Detector Analyzer 57485859