Brightness Adjustment: Bright/Medium/Dim 3 levels of display brightness could be selected to match the ambient light best. Brightness could be set to auto decrease at night (from 6pm-7am) and auto increase in daytime (from 7am to 6pm). Sound Control (Energy Saving Mode): Under this mode, the display will auto turn off after 10 seconds, any tap or sound over 60 dB with close distance can wake up this smart LED wooden alarm clock, you can also press any key to wake up it. Sound control function could be turned ON/OFF. Multi-functional Wood Alarm Clock: Sufficient display contents include time(12/24hrs), temperature(°C/°F), humidity, calendar. 3 groups of alarm could be set as daily reminders for wake up, meeting, homework, cooking, etc. Modern Decorative Design: LED number display on wood surface to show you time, easy to read in both day and night across the room. This wooden digital clock is also an eye-catching decoration for your home and office, making you feel so close to the nature. Worry-free Warranty: Each LED desk clock with a 30-Day Money Back Guarantee and 12-Month Free Replacement for quality issues.