Purchase Qty. Reference FOB Price
10-499 Pieces US$75.00
500-999 Pieces US$60.00
1,000-1,999 Pieces US$55.00
2,000+ Pieces US$45.00
Product Description
carbon dioxide meter CO2 monitor data logger for Air quality monitoring carbon dioxide meter CO2 monitor data logger for Air quality monitoring As we all know CO2 indoor will cause human discomfort or even poisoning. and hear about human die becuase of the concentration of CO2 too high? ...