Delta 561T-DST Compel Single Lever Handle Bathroom Faucet with Touch2O. Technology, Chrome Operates manually with the handle, with the tap Touch2O functionality or by placing your hands within the 4 in. sensing field around the faucet DIAMOND Seal Technology features a valve embedded with diamonds to ensure like-new operation for the life of the faucet Includes optional 6 in. escutcheon for 3-hole installations - Includes matching finish plastic pop-up drain assembly Meets standards set by Americans with Disabilities Act (ADA) - 1 or 3-hole 4 in. installation 1.50 gpm at 60 psi, 5.7 L/min at 414 kPa Brass