Feature:1. MULTIPLE POWER SUPPLY METHODS: The digital clock is powered by USB cable and 3 AAA batteries (not included), with power saving mode, longer service life.2. LED DISPLAY: Desktop digital clock with large LED display allows you to check the time at a glance even when you are far away. Combined alarm clock and time display.3. DECORATIVE: Stylish modern design is not only a digital clock for the office, but also a decoration for the bedroom or living room, adding elegance to any space.4. COMPACT: The digital alarm clock is small enough to fit anywhere on a bedside table or nightstand, and the LED display is large enough to be seen from the entire room.5. MULTIFUNCTIONAL: Displays time, date and temperature. Sound activated on battery power, clapping your hand turns the display on, and it automatically turns off after 16 seconds.Specification:Item Type: Digital Alarm ClockMaterial: PlasticSize: Approx. 16 x 6cm or 6.3 x 2.4inCase Color: BlackDisplay Type: DigitalDisplay Screen Type: LEDBattery: 3 x AAA Batteries, USB (Shipped Without Batteries).Package List:1 xDigital Alarm Clock1 x Data Cable1 x English ManualNote:Manual measurement, please allow some errors.