Ozotech Salt Sensor is a revolutionary device that takes the guesswork out of salt management for water softeners. Using patented "capacitive sensing" technology, it accurately monitors salt levels without ever touching the salt or water. Get notified when salt is low, preventing softener malfunctions and ensuring a continuous supply of soft water. Installation is a breeze, simply attach it to the outside of your salt tank and let it do the rest. Say goodbye to salt-related headaches and hello to worry-free water softening with Ozotech Salt Sensor.