Sensit Gold G2 Gas Leak Detector With New 02 Sensor

Sensit Gold G2  gas leak detector. Set up for natural gas . Has a new 02-A3  02 sensor . This is the better 02 sensor with the extended 3 year service life compared to the 02-A2 with a 2 year service life . Last pictures show self diagnostics numbers. Last picture shows item working with gas line barely open . Also has new batteries. Sold as is . No warranty. Shipping listed is for lower 48 Alaska/Hawaii will be higher .