An aquarium automatic water replenishing device, commonly used to maintain stable water levels in fish tanks by automatically topping off water lost to evaporation. Technology: Operates on the principle of pressure difference to control water flow without electricity. Components: Includes a water filler mount, clear tubing, adjustment screws, and an O-ring. Features: Features an adjustable water level control and is designed to fit onto aquarium sumps or tank edges up to a certain thickness (e.g., 15mm). Usage: Suitable for fresh or saltwater aquariums, fish tanks, and turtle tanks.
