1、LED CLOCK: 3D LED wall clock is perfect for your living room, bedroom, office, gym, workplace, basement, etc. 2、MULTIFUNCTION: Digital wall alarm clock timer has 12/24 hour display, time, temperature, alarm clock, and night light. 3、USB CABLE POWER SUPPLY: Small digital clock is powered by a USB cable and the cord can be hidden behind the clock. Looks cool to decorate your home or workplace. 4、REAL TIME TEMPERATURE SENSING: LED alarm clock has a top sensor design, which can feel the current temperature at any time and provide you with a reference. 5、DUAL POWER SUPPLY: When the external power supply is turned off, the internal power supply starts to supply power, and the clock is timing normally without fear of time data loss. Item Type: Clock Material: ABS Size: Approx. 23x9.3cm / 9.1x3.7in Gross Weight: Approx. 229g/8.1oz Battery: 1 x CR2032 Button Cell (Included) Power Supply: USB Power Supply 1 x Clock 1 x USB Cable 1 x Instruction Manual