Silent Alarm Clock:Using high-quality silent quartz movement, the second hand has no ticking sound, providing a comfortable quiet sleeping and working environment. Night Light Function:Press the white switch on the back of the alarm clock, and the soft light will illuminate the digital dial, which can see the time clearly at night and protect your eyes. Battery powered:The bedside alarm clock is battery powered and requires an AA battery (not included).More convenient, power-saving and durable. Easy to Use Read:The Wind-Up alarm clock has a large digital dial, you can clearly read the time, the button on the back of the alarm clock can easily set the clock and alarm, the operation is simple and convenient. Exquisite Simple Design:It adopts high-quality metal shell, battery-powered, easy to replace, durable and non-fading. The 4.5-inch retro design can well decorate your bedroom and desk.