Power-saving mode.You can light up the screen by clapping your hands (any sound louder than 60dbm) or by tapping the clock. Celsius to Fahrenheit conversion (C to F) Each wood color has four lamp colors to match. But at present, we only provide part of styles. If you have any needs, please feel free to contact us. Works mainly on plugged-in cable power or backed up by 4AAA batteries Designed for simplicity and elegance. Made with premium quality black MDF (medium density fiberboard) material, and adjustable LED backlight display (3 levels of brightness), this wooden alarm clock can perfectly fit in any modern designed furniture. Portable and compact design. Simply place your phone on top of the clock and itd start charging automatically. Charging occurs only when powered by a USB cable, not chargeable when powered by batteries.Please note phones with a support ring on the back will not be fully charged, please remove the support ring for charging. A multi-function digital alarm clock that displays time, date, temperature, and humidity with bright and clear LED lights.Displays time in both 12h/24h format, and shows indoor humidity and temperature in both Celsius and Fahrenheit. Up to 3 alarms in few-minute intervals to replace the snooze function, select different alarm types between daily alarm and weekday alarm, each alarm rings for 1 minute. Orren Ellis