Exposed Selectronic battery toilet flush valve. Electronic flush valve with Selectronic® proximity system for hygienic "Hands Free" operation. Self-cleaning piston operation helps prevent clogging and reduces maintenance.Positive seal ensures leak-free performance. Fully mechanical manual override button can flush during a power outage. Range can be adjusted without tools (manually or by remote control). Sanitary Flush - valve automatically flushes after 24 hours of non-use to maintain trap seal and clean fixture. Fail-Safe - valve automatically closes on loss of power, remains closed during start-up. This item is in the category "Home & Garden\Home Improvement\Plumbing & Fixtures\Valves". The seller is "closeoutfixtures" and is located in this country: US. This item can be shipped to United States.