MostAqua Aquarium ATO, Dual Sensor Upgraded Pro Water refilling Kit, Auto Top Off for Freshwater Saltwater Aquarium, Fish Tank Automatic Top Off System

【Smart ATO】Compact design, upgraded safer optical sensor, no matter how long you are away, ATO system can ensure that your tank is refilled in time. 【Top Off System】The unit comes with a micro whisper pump, small but powerful, with a maximum head of 3 meters and a maximum flow rate of 70 GPH. 【Easy to Use】Anti-overfill function can avoid flooding your fish tank, more reliable. 【Patent Design】The patented design of the tube holder can not only fix the re-filling tube but also can be used to hold the air tube. MostAqua offer 90 Days warranty. If you are not happy with our Aquarium ATO or receive a defective unit, we will propose you satisfactory resolution. Please feel free to contact with us if any questions or concerns.