Introduction
FZone smart ATO is a compact Auto Top Off system for all sizes of freshwater and marine aquariums. Combining the optical auto refilling sensor and an anti-overfilling sensor in one pack, along with integrated QST v2.0, ETFT, and AFT algorithm, the MT-360P precisely keeps the water level in right position and provides real-time protection against any failure and abnormality. Using FZone ATO to automatically replenish your water; maintaining a consistent salinity level better than manually and save you from this annoying chore.