Speakman S-9010 - Battery powered 4” lavatory faucet. All components housed above counter. Uses two (2) 3-volt lithium batteries. Low battery warning light (10% life remains). Integral hot and cold mechanical mixing valves. Hot and cold filters and check valves are standard. 60-second time out feature prevents floods. 3/8” compression male connector. Meets ASME A112.18.1/CSA B125.1