eSet Touchfree Lavatory Faucet With Temperature Control, automatic cleaning feature, thermal disinfection, adjustable shut-off time, self-calibrating high-frequency sensors, solenoid valve, temperature adjustment via thermostat, plug-in power supply, 100-240 VAC / 12 V DC, 50-60 Hz, 18 W (incl. country-specific adaptor set). Not compatible with sinks made of conductive materials such as steel. Do not use in combination with closable drains.