This is an ideal submersible pump for 50 to 100-liter tanks Suitable for both fresh and sea water appliances Completely submersible motor and extremely quiet operation Suction cups to fit any aquarium and long lasting wearproof ceramic shaft Suitable for fresh and salt water The Sobo WP-3200 has a water output of 300 liters per hour Performing regular maintenance can prolong the life span of the pump During installation, ensure the power plug of the pump is inserted to the power socket outlet at the higher point to ensure that water will not back flow via the wire to the socket outlet