Speakman SWCV-2000 Sensorflo Battery Operated Urinal Flush Valve Battery (one 6-volt lithium) powered with low battery warning light (10% life remains) Solid brass valve & cover with 3/4" sweat solder kit & stop, 3/4"x9" vacuum breaker & spud coupling Chrome plated brass Maintenance mechanical override Meets ASSE 1016 & ASME A112.18.1/CSA B125.1