Voice control function: Energy-saving mode. Press the down button and select the sound control mode (energy-saving mode). The screen will turn off after 10 seconds. You can illuminate the screen by clapping your hands (any sound louder than 60 dBm) or tapping on the clock. Digital Alarm Clock: A digital multifunction alarm clock that displays time, date, temperature, and humidity with bright and clear LED lights. It shows the time in 12-hour/24-hour format as well as indoor humidity and temperature in Celsius and Fahrenheit. Up to 3 alarms can be set at intervals of a few minutes to replace the snooze function. Choose between different alarm types, including daily alarm and weekday alarm. Each alarm sounds for 1 minute. Qi Wireless Charging: Simply place your phone on the clock, and the charging process will start automatically. Charging is done only via a USB cable, not batteries. Please note that phones with a support ring on the back may not charge fully. Remove the support ring for charging. Elegant modern design: Simple and elegantly designed. This wooden clock made of high-quality black MDF material (medium-density fiberboard) and adjustable LED backlighting (3 brightness levels) fits perfectly with all modern furniture designs. Portable and compact design, size approximately 17 cm / 6.7 inches * 8 cm / 3.1 inches * 7.8 cm / 3.1 inches. Dual power supply: Operates mainly with a connected cable or with 3 × AAA batteries (not included). Charging cable is included. Cable compatible with all USB chargers.