The YesAir1, an indoor air quality analyzer measures relative humidity and temperature. The device can also read several gases including carbon monoxide, carbon dioxide, hydrogen, ozone, formaldehyde and much more. The IAQ analyzer can also display total volatile organic compounds as well as combustibles. The YesAir1 has data logging with a built-in SD card for transferring data. The company says the tool is useful for analyzing the environment in laboratories, hospitals, clean rooms, and residential and commercial applications.

E. Instruments International, 172 Middletown Blvd., Suite B201, Langhorne, PA 19047; (215) 750-1212; fax (215) 750-1399; www.E-Inst.com.