Ocean Free AC/DC 99000 Battery Backup Air Pump – Out of Stock

Great for Aquaponics!
Battery Backup Air Pump with flow control valve and dual outlet. Runs up to 10 hours on battery from full charge.
300 L/H, 10 Watts.

You need to ensure that you let the battery run down,  ideally once a month you will turn off the power and allow it to run on it battery.