The dual alarm clock features a loud alarm sound, ideal for heavy sleepers and individuals who have difficulty waking up. Suitable for students and office workers who want to avoid being late, this alarm clock helps promote punctuality. Its compact design is both functional and decorative, making it a thoughtful gift for children, friends, and family during holidays such as Christmas and Thanksgiving. [Silent Operation] The alarm clock includes a high-quality movement that operates quietly, with no ticking noise to disturb sleep, study, or work. This 4-inch analog alarm clock has a small, convenient design that fits well on a nightstand, desk, shelf, kitchen counter, or living room table. [Easy to Use and Read] The analog display is simple to set and use, without complicated controls. The 3D dial design enhances visibility and elegance. For nighttime use, press the luminous button to activate a soft yellow backlight, which helps protect your eyes while making it easier to read the time. [Battery Powered] This alarm clock requires AA batteries (not included). Please use standard carbon-zinc or alkaline batteries. Do not use high-current batteries such as new alkaline or rechargeable types, as they may damage the movement due to excessive current.