Features: 1. Remove sediment and residual feed from bottom of fish tank. As a water cleaner for mini fish tank. 2. Capacity: 30ml. The capacity scale is divided into four grades: 10mL, 15mL, 20mL and 30mL. 3. Also can be used to add liquid additives or liquid food to the tank, or use them as measuring tools. 4. The material of the dropper is PVC, is not easy to be damaged. 5. Total length about 28.5cm, width about 5cm, lightweight and compact. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Type: Mini Suction Pipe for Fish Tank Material: PVC Capacity: 30ML Scale: 10ML, 15ML, 20ML, 30ML Size: as picture show Instructions: 1. Please clean this product before use. 2. The rubber head and the pipe are tightly connected, and use after confirmation. Package List: 1 x Suction Pipe