ABS plastic Function: silent movement. With snooze function and night light. The analog alarm clock is a compact alarm clock that is small and lightweight, making it easy to fit in a suitcase for travel. This silent alarm clock features high-quality quartz movement, allowing the clock hands to sweep smoothly without ticking, providing a quiet and comfortable sleep environment. A night light button is located on the top of the clock, allowing you to easily read the time in the dark. Press the Snooze button to activate the snooze function. The snooze interval is 5 minutes, after which the alarm will sound again. The alarm clock is powered by energy-saving and environmentally friendly AA carbon batteries (batteries not included). Time setting and alarm setting buttons are located on the back of the clock, allowing for easy operation according to the instruction manual. Lightweight and portable, it is ideal for travel use.