Zurn's Aqua-FIT® Serio Series® 4-Inch Center set Single Post Sensor Faucet combines high functionality and customization with simple installation. Seamless and sleek, its polished chrome-plated heavy-duty cast brass body holds up in high-use commercial environments. The battery-powered Z6955-XL-S-E has a 4-inch deck-mount with a concealed, downward-facing sensor to help prevent tampering and increase durability. The convergence-type infrared proximity sensor is accurate and efficient, while the faucet's 1.5 gpm aerator and 30-second timeout feature help save water and money. Flow control options include non-aerated and laminar flow with flow rates starting at 1.5 gpm and as low as 0.35 gpm. The timeout can be customized to between 5 and 60 seconds. Power supply alternatives include hardwired, plug-in, or 10-year long-life batteries for worry-free power and optimal reliability. The Aqua-FIT® Serio Series® offers a quick and easy, yet elegant, solution for upgrading any new or retrofit commercial project.