Rosvola Automatic Water Controller Filling Float Ball Valve for Aquarium Fish Tank (Blue).

Features: 1. Made of high-quality plastic, sturdy, durable, and environmentally friendly. 2. It can automatically fill and shut off the water supply without electricity. 3. Easy to operate and use; suitable for both saltwater and freshwater. 4. Low noise with a noise-reducing structure. 5. Suitable for small and medium-sized aquariums. A 1.5-liter water bottle is recommended. Specifications: Features: 1. Made of high-quality plastic, sturdy, durable, and environmentally friendly. 2. It can automatically fill and shut off the water supply without electricity. 3. Easy to operate and use; suitable for both saltwater and freshwater. 4. Low noise with a noise-reducing structure. 5. Suitable for small and medium-sized aquariums. A 1.5-liter water bottle is recommended. Specifications: Condition: 100% Brand New Material: Plastic Optional Colors: White, Blue, Green, Red Filling Size: Approx. 3.6*3.5*3.5 cm / 1.4*1.4*1.4 inches Tube Length: Approx. 20 cm / 7.9 inches Package List: 1*Automatic Water Filler 3*Pressure Gauges 1*Flexible Tube 1*Instruction Manual