JAVAC CO Check Carbon Monoxide Leak DetectorJAVAC CO Check Carbon Monoxide Leak Detector 715202G1 This JAVAC 715202G1, CO Check Carbon Monoxide Leak Detector is the convenient, dependable way to detect and measure dangerous carbon monoxide in both residential and commercial industrial applications. The instrument combines superior accuracy and reliability with simple, one hand operation. Features: Best in class accuracy for peace of mind Easy to use pushbuttons let you perform all functions