Universal Enterprises CD200 Combustible Gas Leak Detector with Carry Case<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>50 PPM minimum detection</li><li>Visual leak detection by color LED's， and has a 'Tip-light' in sensor cap to illuminate the search area</li><li>Separate user adjustable alarms for predetermined level detection</li><li>Precision sensor detects even the smallest leaks</li><li>Fast response time of less than two seconds to 40 percent LEL</li></ul></div><img src="http://ecx.images-amazon.com/images/I/415j2DUZATL.jpg" noproxy>