describe Product Description Dimensions: 666 cm Material: MDF wood fiber (not solid wood) Powered by: Powered by USB adapter or 3 AAA batteries (not included) Deliverables: 1 x LED Digital Wooden Alarm Clock 1 x USB power cable 1 x instruction manual 1. Multi-function alarm clock This digital wooden clock is a multi-function clock with date, time and temperature display, 3 groups of alarm clocks are adjustable, 2 display modes display time (12/24 hours), and brightness is adjustable. 2. Brightness Adjustable Bright/Medium/Slightly Bright The 3 levels of brightness of this electronic digital clock can be manually selected, making it suitable for any room around the house, even at work. 3. Sound Mode The time light stays fixed or lights up by hand (--sd/onsd), and the smart LED alarm clock can be woken up by a close-range tap or a prompt sound exceeding 60 dB. You can turn this off if you don't want to. 4. Dual Power This wooden alarm clock comes with a USB power cord or can be operated with 3 AA batteries (batteries not included). If the clock is battery operated, we recommend that you switch the alarm clock to energy saving mode, as the clock will only last about 2-3 days on battery. Therefore, we recommend you to use this cable in your daily use. 5. Modern design This wooden alarm clock is made of eco-friendly material of stylish synthetic wood, bringing a natural atmosphere to your home. It adopts wooden structure, fine workmanship, and white LED light display. The modern design makes this wooden alarm clock a great addition to your bedroom, furniture or office.