CMS Emergency Response Kit uses detector tube technology inside a credit-card-sized chip to take precise air samples and analyze gas levels in 1 to 2 mins. with ± 4 to 10% accuracy. Calculates color change with photo-optical system that eliminates human interpretation and indicates concentration on LCD readout. All measurement and calibration information is stored on the chip. Analyzer performs an electronic and leak check before each measurement to ensure accuracy. Operates on 4 AA batteries and delivers up to 100 measurements per battery change. Kit includes analyzer, accessories, and 10 chips that identify ammonia, carbon dioxide, carbon monoxide, chlorine, and more. Draeger Safety, Inc., Pittsburgh, PA