Absolutely Silent. No noise/ticking. Ensure that you have a quiet and beautiful sleep at night. Press the snooze button to pause the alarm. Nightlight & Luminous Hands. Just press the top night light button you can easy to read time in the dark. Luminous hands stay visible a while after the lights are turned off at night for night viewing. Large Dial Display. Big size and crystal clear screen shows the dial, easy to read the dial numbers for the elderly, teenagers and kids. Maintenance To protect the mechanism, please set the knobs according to the direction marked beside. It is recommended that use zinc carbon battery. Do not place the clock in moist, dust place or the place with corrosive gas. Avoid heavy strike or vibration. Take off the battery when the clock is not used for long period of time. About the item blue Item Size: 7.5*4*7.5 cm Item Weight: 96g Package alarm clock *1