Oxygenates and distributes nutrient solution for fast, healthy plant growth. Designed for ease of replacement and takes just minutes to install. Check the connector and/or model # on your current pump to be sure this is the right pump for your AeroGarden. This pump will work with new Miracle-Grow Ultra, Ultra LED, Extra, Extra LED, Bounty, Harvest (check for Miracle-Grow logo on hood) – these models use pump model #200623 and have a connection external to the water reservoir, in the back of the garden. Replacement pump comes with complete step-by-step instructions to replace the pump.