Multifunctional Indoor Thermometer & CO2 Monitor – Experience comprehensive indoor air quality monitoring with this advanced all-in-one device. It accurately tracks CO2 levels (400–5000 PPM), temperature (-10°C to 60°C / 14°F to 140°F), and humidity (0–99% RH), making it ideal for nurseries, offices, grow tents, and classrooms. Featuring a Swiss-engineered...

Experience unmatched safety with the TOPTES CT-580 Carbon Monoxide Detector, featuring a lightning-fast 0.3-second response thanks to its high-sensitivity DDS sensor. Designed to detect CO levels from 0 to 1000 PPM, it offers dual alarm thresholds for precise environmental monitoring. Whether for personal use with its intuitive graphical display or for professional applications featuring...