Designed with the small quantity wine maker in mind. Compact enough to filter anywhere. Built in pump & motor, operates on 3 filter pads. Incorporated drip tray & drainage tube for convenience. Wine is always crystal clear! Pre-Screen Now Available (#5257) The Pre-Screen filter will prevent any large solids from getting inside the pump & causing damage - we suggest that you recommend this to all your customers when purchasing a Mini Jet. Must use Pre-Screen filter if you use oak chips, elderberries or wish to use the pump to rack wine!