- Constructed from durable acrylic and plastic materials, ensuring long-lasting performance and resistance to wear. - Features an innovative automatic filling and shut-off mechanism that operates without the need for electricity, adding convenience to your aquatic setup. - Equipped with a manual float that allows for easy adjustment of water levels, providing flexibility in a range of 13-20 cm, which eliminates the hassle of continuous bracket adjustments. - Installation is straightforward with the included tee connector, making it accessible for anyone to set up in minutes. - Specifically designed for compatibility with fish tanks and aquariums that have a wall thickness of 1.9 cm, ensuring a secure fit and optimal functionality. Ideal usage scenarios: 1. Perfect for maintaining optimal water levels in both freshwater and saltwater aquariums, promoting a healthy environment for your fish and aquatic plants. 2. A reliable solution for hobbyists looking to automate water changes or top-offs, saving time and reducing manual labor. 3. An essential tool for ensuring consistent hydration in tank installations, enhancing the overall integrity and performance of your aquatic systems.