Features:INCREASES THE PRESSURE – Reverse osmosis booster pump kits are used to increase the pressure going into your RO reverse osmosis system or RO/DI system membrane, which makes it operate more efficiently, improves the economy of the unit, and water production.FUNCTION INDICATORS – Always know what the RO water pump is doing with the four function indicators located on the top of the unit. LACK, FLUSH, FULL and FILTER color-coded LED’s illuminate to make it easy to check the status of your water production.EASY TO INSTALL – Buddie Fit press-fittings make it easy to plumb the tubing into the existing RO water filter system. The increased pressure can significantly increase water output and your RO water system will run even better with the pressure boosted to 80 PSI or higher.TUBING AND ELBOWS INCLUDED – Six low-profile 90 degree elbows are included in this RO booster pump kit to simplify plumbing and also allow connection to the AquaticLife Twist-In RO/DI reverse osmosis filter system units. Blue, Yellow and Red tubing is included for convenient installation.WORKS WITH 50-100 GPD RO/DI UNITS – The Smart Buddie 50-100 universal booster pump for RO system works with 50 to 100 GPD RO and RO/DI units including the RO Buddie, 100 GPD Classic RO/DI, Twist-In RO/DI, and is compatible with APEC, compatible with LiquaGen, compatible with SpectraPure, and more.