General Specifications
• Co2 SENSOR :
— Type : Non-dispersive infra-red (NDIR
— Measurement range : 0 ~ 5,000 ppm.
— Accuracy : ± 75 ppm or 10% of reading (Which is greater)
— Resolution : ±1 ppm.
— Response Time : 2 seconds.

• RELATIVE HUMIDITY SENSOR :
— Type: CMOSens
— Measurement Range : 10% ~ 90%
— Accuracy : 2.5%
— Resolution : 0.1%
— Response Time : 8 seconds

• TEMPERATURE SENSOR :
— Type: Thermistor
— Measurement Range : 0 ~ 50°C
— Accuracy : ± 0.5°C from 0 ~ 50°C
— Resolution : 0.1°C
— Response Time : 1 seconds
— Operating Temperature : 32 ~ 122°F (0 ~ 50°C); 0 ~ 95% RH, Non-condensing.
— Storage Temperature : -4 ~ 140°F(-20 ~ 60°C)
• Power Supply : 4 x 1.5V AA Alkaline batteries.
• External Power Supply : 6V VDC with 0.5A Adaptor.