FUNCTION: Prevent water pipes from being damaged due to high pressure, suitable for campers, trailers, and RV plumbing systems.SAFETY: Class C46500 lead-free brass treated by hot casting process technology. Each regulator is tested to contain less than 0.13% lead, well under the NSF lead-free requirements of 0.25%, giving you a safe and healthy life.COMPATIBLE: Designed with 3/4" garden hose thread. It is compatible with all American water sources, easy to use. regulator inlet screen helps to filter out impurities in water.ADJUSTABLE: Factory Setting: 45 PSI, adjust pressure up to 160 PSI, water pressure setting can be easily adjusted to whatever water pressure you need by turning the screwdriver. Turn clockwise to increase pressure, and turn counterclockwise to decrease pressure.GAUGE DISPLAY: The water pressure can be seen on the gauge, it's necessary for RVs, campers, and travel trailers. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store