DIGITEN Auto Top Off System Aquarium ATO Water Filler System Fish Tank Thermometer Aquarium Thermometer Sitck On

🐠【Easy to Install】The aquarium auto top off system is extremely to install and maintain. Easily install on terrarium with a wall thickness of no more than 5/8 inches (16 mm). The range from the top of the tank to the water level is 0-6.7 inches (0-17 cm). The durable PC material adjustable bracket can be fixed in the terrarium according to different water levels.

💧【Double Protection】Accurate dual-float water level sensor can provide over-filling protection. When the water level drops below the lowest water level, the power supply will be activated and the water pump will work automatically and shut down when the water level reaches the highest water level. When the first float fails, the second float will work.

🐢【Cordless and Simple Design】No probes and messy wires in the water. The aquarium thermometer with the backside temperature sensor sticks on the outside of the fish tank to prevent water penetration and electronic oxidation.

🐟【Easy to Use】After installing the battery, stick the aquarium thermometer on the outside of the terrarium, below the water level, and read the temperature. Long press the UP or DOWN to switch ℃/℉.

🦎【Widely Used】Suitable for different types of water such as freshwater, saltwater, tap water, sea water, etc. It can not only monitor the living temperature of lizards, turtles and other reptiles, but also be used for brewing beer and wine glass barrels, reef tank, coral tank, show tank, planted tank, terrarium and other pets tanks.