VOICE CONTROL FUNCTION: Power-saving mode. Press the Down button and select Sd for sound control mode (Power-saving mode). The screen will turn off after 10 seconds. You can light up the screen by clapping your hands (any sound louder than 60 dB) or by tapping the clock. DIGITAL ALARM CLOCK: 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 with adjustable intervals to replace the snooze function. Choose between daily alarm and weekday alarm modes. Each alarm rings for 1 minute. QI WIRELESS CHARGING: Place your phone on top of the clock to charge automatically. Charging requires connection to a power source via USB cable; charging is not supported when powered by batteries. Phones with magnetic mounts or metal rings on the back may not charge properly—remove any accessories before charging. ELEGANT & MODERN DESIGN: Designed for simplicity and elegance. Made with premium black MDF (medium density fiberboard) material. Features an adjustable LED backlight display with 3 brightness levels. This compact and portable alarm clock complements modern home decor. DUAL POWER SUPPLY: Operates using a USB power cable or backup 4 AAA batteries (not included). Package included: 1 x Wireless Charging Clock 1 x USB Cable 1 x Manual