SODIAL(TM) 1.74M Aquarium Fish Tank Cleaning Manual Squeeze Water Changer Pump This aquarium water changer is made from good quality plastic material which could ensure a long time use Aquarium water changer is a handy tool, you can clean the aquarium easily. With faucet connector kit design, it is easy and convenient to use; Easy to use this pump, ideal for water changing and gravel cleaning.