HCHO-D001 Desktop Digital Air Quality Formaldehyde HCHO Thermo-hygrometer 0~5ppm Datalogger IAQ Meter Stand Alone Logger Taiwan Made Monitor 20x Magnification Operating temperature : 5 -

Operating temperature : 5 - 50°C (41-122°F)

Elegant hanging handle design for scaling

Thickness : 15 mm

Multimeter Function: DC/AC voltage

HCHO-D001 Desktop Digital Air Quality Formaldehyde HCHO Thermo-hygrometer 0~5ppm Datalogger IAQ Meter Stand Alone Logger Taiwan Made Monitor 20x Magnification Operating temperature : 5 -This portable Formaldehyde (HCHO) Stand Alone Datalogger meter measure folmaldehyde concentration in air. Formaldehyde is one of the most commonly poisonous substances found in daily life and industry. This item also measures temperature and humidity with visible and audible alarms. Designed with electrochemical accurate HCHO sensor that measures up to 5ppm with datalogging memory up to 32,000 point. It has 5 selectable start mode : (1)Schedule mode