Clip-on type CO monitor / alarm

Measurement Range: 0 to 300ppm
Indicating Accuracy: +/-10% of full scale at time of calibration
Response Time Required: 90% within 20 sec
Operating Temperature and Humidity Range: -10 to 40oC at relative humidity of 30 to 90%

General Description:
Small,compact and light weight (pager size) RFI/EMI Shielding calibration from zero CO level with and span adjustment