Description
Level keeper is a device that helps you to maintain a constant level of evaporated water in your marine aquarium
this minicomputer monitors the water level in your sump or aquarium 24/7, if the water evaporates, the system will add an appropriate amount of water back to the aquarium, the refill process has been designed to work trouble free, if something is wrong you will receive a notification
more info here- https://www.reeffactory.com/?state=productsLevelKeeperOverview