SL-Optima 8111-1.28 Battery Operated Water Closet Flushometer, 1.28 GPF

PERMEX® Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass | Sweat Solder Adapter with Cover Tube and Cast Wall Flange | 1” I.P.S. Screwdriver Bak-Chek® Angle Stop with Vandal Resistant Stop Cap | Spud Coupling and Spud Flange for 1 1/2” Top Spud | “Low Battery” Flashing LED | No External Volume Adjustment to Ensure Water Conservation Economical | Stop Seat and Vacuum Breaker Molded from PERMEX® Rubber Compound for Chloramine resistance | Infrared Sensor with Multiple-focused, Lobular Sensing Fields for high and low target detection | Engineered Plastic Cover with replaceable Lens Window | Courtesy Flush® Override Button | Four (4) Size AA Batteries included