A gas leak alarm detectors & alarms heavy-duty built around the details that actually matter day to day. At a glance Type: Gas Leak Alarm Power: 9V Battery Sensor: Semiconductor Compliance: CE Price: à§³32.58 The part most missed Set up as a gas leak alarm-class unit, it does the job without asking you to improvise. In practice Care: a rinse and dry cycle in the usual rhythm keeps it looking fresh. First use: no break-in ritual required beyond a quick wipe and a glance at the label. Daily duty: handles the regular routine without constant babysitting. Reasonable to buy, easy to live with, boring in exactly the right way.