Want to keep an eye on your saloon temperature.  Make sure it doesn't drop below freezing, or maybe you are in the tropics and want to know if the temperature

Along with Battery voltages, probably the most important thing to monitor.  Nothing is worse than arriving at your boat to find the batteries are flat, because something (or someone) tripped

Want to know if a storm is coming? Keep an eye on the local air pressure!

Want to know where your boat (or boats) is? Check out its current location just by looking on the app.  Set an alert if it leaves within a certain radius

Monitor and alert yourself to what your bilge pumps are doing! Frequent activity may show an underlying problem that you didn't even know about.

Battery Voltage monitoring is a core part of the unit, requiring no external sensors.  As supplied the monitor will keep an eye on up to 4 battery banks (0-30v)