3 IN 1 CO2 Monitor (CO2+TEMP+RH)

Meas Range：0~3000 ppm
Resolution：1 ppm at 0~1000ppm; 5 ppm at 1001~2000ppm; 10 ppm at 2001~3000ppm
Accuracy：Under 25℃
Display：Green (1200ppm)

With Temperature & RH, Connect to PC with data log function(USB),5 VDC from external AC/DC adapter which is included in package.