Aqara Pool Water Sensor

I’ve grown tired of checking my pool water level to make sure it stays above the skimmers. Many versions of this had been tried with velcro, double-sided tape, etc. I needed to be able to easily adjust it without removing it from the pool wall. This adjustable ruler guide was the perfect solution. It combines the Aqara Water leakage Sensor mount by kingmob (https://www.printables.com/model/406484-aqara-water-leakage-sensor-mount)