Why Choose Smart ATO Duo?
Smart ATO Duo is a compact auto top off system for both nano and medium aquariums. Combined two precise sensors in one pack with a touch controller and integrated with QST (Quick Security Technology), which provides real-time protection against any failure and detects water empty, Smart ATO Duo offers you an easy, safe and efficient choice of auto top off systems.
The smallest ATO system currently available
Suitable for nano / medium aquarium...