American Standard 6147SM.121 Ultima 1.28 GPF Electronic Toilet Flushometer for 1-1/2" Top Spud with DynaClean and EvoLast Te

American Standard 6147SM.121 Ultima 1.28 GPF Electronic Toilet Flushometer for 1-1/2" Top Spud with DynaClean and EvoLast Technologies American Standard 6147SM.121 Features:Hands-free infrared sensor-operated gear actuator with metal housingAngled sensor delivers reliable flush even with toilet seat in raised positionDynaClean wiper spring technology significantly reduces maintenance and downtimePremium, chlorine resistant EvoLast diaphragm material prevents premature deterioration and failureDezincification-resistant brass alloyElectronic courtesy flush buttonOptional sanitary flush for an automatic flush after 24 hours of non-useFeatures a low battery indicator with a yellow LED light that flashes when batteries need to be replacedAmerican Standard 6147SM.121 Technologies and Benefits:DynaClean: An exclusive wiper spring positioned at the refill orifice where clogs form. The wiper spring eliminates build-up by clearing the refill orifice with every flush, preventing valve run-on and water waste. The integral wiper spring keeps the orifice clear of debris and mineral build-up for improved performance and less maintenance.EvoLast: A premium, chlorine-resistant diaphragm material that delivers consistent performance and resists premature deterioration and failure.American Standard 6147SM.121 Specifications:Height: 14-5/8" (top to bottom)Width: 5-13/16" (left to right)Depth: 1-1/2" (front to back)Flow Rate (GPF): 1.28 gallons-per-flushSpud Connection Size: 1-1/2" Electronic Polished Chrome