Detector leaks and floods

very satisfied with the water leak detector. initially not really convinced, I let myself be tempted given the low price.
And a few days after an establishment could not be more simple, filtration under my group I heard a shrill ringing
alerted, so I have immediately found a leak and make the necessary.
It is a simple detector not expensive and really makes service.
I have not been perfect in assessment because I find that the ringer is not yet strong enough, so the room where it is located and closed or away from home