Features: Remove the bottom of the mini fish tank settling garbage, residual feed. As a water changer for mini fish tanks Feeding frozen food such as shrimp, red worms, and daphnia after thawing is also suitable for feeding live, small particles of liquid feed. Add a liquid additive to the fish tank and use it as a measuring tool. The feeding of red worms, water fleas and abundant shrimp, the removal of precipitated garbage and residual bait in the sink, etc., the PVC material of the dropper is not easy to damage. It can be used as a dosing tool for water quality regulator, nitrifying bacteria, water grass liquid fertilizer, 52 and other liquids, which is very convenient. Usage method Please clean this product before use. The glue head and the tube are tightly connected, and should be used after confirmation. Inhale the amount of water in the dropper and master the strength adjustment of the rubber pinch specification The maximum water absorption of the short model is 30ML The scale is divided into :10ML, 15ML, 20ML, 30ML four grades. The total length of the absorbent is 28CM The pipe length is 20CM Handle length 8CM The maximum water absorption of the long model is 50ML The scale is divided into :10ML, 20ML, 30ML, 40ML, 50ML four grades. The total length of the water absorber is 46CM The pipe length is 37CM Handle length 8.5CM Package includes: 1* fish tank water changer 【High-Quality Materials】Crafted from premium, durable materials to ensure longevity and superior performance. Each product is meticulously tested to meet high standards of quality and safety. 【User-Friendly Design】Ergonomically designed for ease of use, this product offers intuitive controls and a comfortable grip, making it perfect for both beginners and experienced users. 【Eco-Friendly and Sustainable】Made with environmentally conscious practices, this product is eco-friendly and contributes to sustainability efforts. It is designed to minimize waste and reduce environmental impact. 【Exceptional Performance】Engineered for high efficiency and effectiveness, this product delivers outstanding results every time. Its advanced features ensure consistent performance, making it a reliable choice for your needs 【Versatile Functionality】This product is multifunctional and can be used for a variety of tasks, providing you with the flexibility and convenience needed to handle multiple uses with a single tool.