Product description Size: 6 x 6 x 6 CM Material: medium-density wood fiber (not real wood) Output adapter: DC 5V / 500MA -1000MA Powered by: powered by USB adapter or 3 * AAA batteries (not included) Delivery content: 1 x LED digital wooden alarm clock 1 x USB power cable 1 x instruction manual 1. Multifunctional alarm clock This digital wooden clock is a multifunctional clock with date, time and temperature display, 3 groups of alarm clocks adjustable and 2 display modes show you the time (12/24 hours), brightness adjustable. 2. Adjustable brightness Bright / Medium / Micro-light 3-level brightness can be manually selected for this electric digital clock to make it suitable for any room around the house or even at work. 3. Vocal mode The time lights remain fixed or light up with the hands (--sd / onsd), a tap or a tone above 60 dB at close range wakes up the intelligent LED alarm clock. You can turn this feature off if you don't want to. 4. Dual power supply This wooden alarm clock is equipped with a USB power cable 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 theclock can only last about 2-3 days with the battery. We therefore recommend that you use the cable for daily use. 5. Modern design This wooden alarm clock is made of environmentally friendly materials from fashionable synthetic wood, brings the breath of nature into your home. With wooden structure, fine craftsmanship and white LED light display. The modern designmakes this wooden alarm clock a decoration for your bedroom, home furniture or office.