No specific features listed.
12 volt DC aeration system. Low current - 1/4 amp. Dual bellows, high volume - pumps 2 liters of air per minute. Saturates water with oxygen. Double discharge alows aeration of 1 or 2 livewells. Increases capacity of flow through livewells. 10 ft. of air tubing with 2 large airstones allows pump to be mounted in any protected area. For fresh or salt water. 2 anti-siphon valves protect pump against water intrusion.