You have the ability to customise the kit to sute youre requirements with the triple water tank gague. Pair with 2.5m, 5m or 7.5m lead sender probes. With one push of the test button you are able to monitor the water levels of up to three tanks.
There is no need to wire in a 12 volt supply as the top indicator gauge comes complete with its own battery, which is easily replaced when the need arises.