The double clock has a super powerful alarm, ideal for heavy sleepers or those who have trouble getting up. Perfect for students and office workers who don't want to be late, this alarm clock will be a great help. These cute alarm clocks are practical and also decorate your home. It's an ideal gift for children, friends, and family at Christmas, Thanksgiving, and other special occasions. [Silent and Non-Ticking] This bedroom alarm clock uses a high-quality mechanism, and the hands move silently, so it won't interrupt your sleep, study, or work. This 4-inch analog alarm clock is small and cute; you can place it on your nightstand, desk, shelf, in the kitchen, or in the living room. [Easy to Use and Read] The analog alarm clock is easy to use and set, so you don't have to worry about complicated settings. The 3D digital design is more elegant and makes it easier to read the time. When you want to check the time at night, just press the illuminated button on the clock; It will emit a soft yellow light to protect your eyes and make the numbers easier to read. [Battery Operated] This cute alarm clock is powered by AA batteries. (Batteries not included.) Note: Use carbon or alkaline batteries. Warning: Do not use new or rechargeable alkaline batteries to avoid damaging the mechanism with an overcurrent!