Features: 1. Metering water change, cleaning dirt, accurate suction, large water absorption, feeding medicine. 2. Remove the garbage and residual feed deposited at the bottom of the mini fish tank. 3. It can be used as a water quality adjusting agent, nitrifying bacteria, water grass liquid fertilizer. 4. Feeding of frozen foods such as brine shrimp, red worms and leeches, and feeding of live, small-grain liquid feeds are also suitable. 5. Precise and practical, mini size, suitable for office mini fish tank, pump water and change water. Specification: Condition:100 percent Brand New Material: ABS Color: As Pictures Shown Color: Blue, Green(optional) Total Length: Approx. 28cm or 11in Water Pipe Length: Approx. 20cm or 7.9in Handle Size: Approx. 5cm or 2in Weight: Approx.39g Package list: 1 x Mini Fish Tank Water Changer 1,Metering water change, cleaning dirt, accurate suction, large water absorption, feeding medicine. 2,Remove the garbage and residual feed deposited at the bottom of the mini fish tank. 3,It can be used as a water quality adjusting agent, nitrifying bacteria, water grass liquid fertilizer. 4,Feeding of frozen foods such as brine shrimp, red worms and leeches, and feeding of live, small-grain liquid feeds are also suitable. 5,Precise and practical, mini size, suitable for office mini fish tank, pump water and change water. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.