This Crestt Series Verge faucet is a non - returnable item. It features touch - free dual sensor activation, making it convenient and hygienic. A tempered line adapter ensures a proper tempered water supply. The 0.5 gpm silicone tip flow control module has multiple individual laminar flow streams for a smooth water flow. The faucet is crafted from cast brass with a refined, high - arc design and a Brushed Bronze PVD finish. The PVD finish is an eco - friendly process that bonds to the faucet at a molecular level, creating a hard, durable surface that won't corrode, discolor, or tarnish. It comes with a battery pack of 4xAA alkaline batteries as the standard power source. Indicator lights in the faucet spout show power status, activation, and low battery. This faucet complies with ADA guidelines and is certified by IAPMO to cUPC regulations and NSF/ANSI 372 as lead - free. The model S53 - 3100 indicates a Verge Deck - Mounted Soap Dispenser. The 'R' stands for touch - free dual sensor activation, 'L' for tempered line adapter, '5' for 0.5 gpm silicone tip flow, and 'BZ' for Brushed Bronze finish.







Using this faucet is easy. Just wave your hand in front of the touch - free dual sensors, and the water will flow. It comes with a battery pack of 4xAA alkaline batteries. When the indicator light shows low battery, replace the batteries promptly. Make sure to use the tempered line adapter for a proper water supply. For maintenance, clean the faucet regularly with a mild soap and a soft cloth. Avoid using abrasive cleaners as they may damage the Brushed Bronze PVD finish. Remember, this is a non - returnable item. Also, since it complies with ADA guidelines, it is suitable for a wide range of users.