Aquarium Auto Top Off System,Practical Smart Refill System Water Regulator Controller - Small Automatic Water Changer Auto Top Off Refilling System

• Easy Water Refilling: Maintain a consistent water in your aquarium using our auto top off system. Controlled by air pressure difference, water from the bottle is automatically injected into the tank as needed: no wiring or powering required.
• Easily Maintain Water s: Our aquarium auto top off system allows for adjustable water s with a customizable trachea length to meet your usage needs. Comes with a 20cm tube, set the maximum limit, and enjoy hassle-top-offs all-day.
• Enhanced Tank Security: Seamlessly maintain optimal water s with our auto top off system; ideal for busy lifefashions and travel, ensuring your aquatic pets' habitat is consistently replenished with high-quality materials.
• Simple Installation: Easily installed at the right angle corner of your fish tank, this auto top off system secures with screws and utilizes a water bottle, ensuring a simple setup with a screw- water injector.
• Useful Gadget: Enjoy hassle-water management with our aquarium auto top off system, suitable for tanks with up to 1.5cm/0.6" thick walls. This useful gadget can be installed one-side or at right angles, perfect for non-framed and non-curved fish tanks.

Effortlessly keep your aquarium water levels constant with our automatic refill system! The 20cm tube included makes installation easy and the system's durability ensures long-lasting use. It's designed to fit right angle corners of fish tanks but won't work with framed or curved tanks. Let the system handle the work - no more manual refilling! Specification: Product name: Aquarium Auto Water Filler Material: PP Color: White Product size: about 7.5x2.5x4.5cm/2.95x0.98x1.77 inches Applicable fish tank wall thickness: no more than 1.5cm/0.6inches; not fit for framed fish tanks and curved fish tanks Packing List: 1 x Aquarium Auto Water Filler Note: Due to different lighting and screen settings, the item color may be slightly different from the picture. Due to different manual measurements, please allow a 1-2cm difference in size.