Versatile Power Options: This digital alarm clock can be powered by USB for continuous display or by 3 AAA batteries for -saving mode, which includes a time memory function when using batteries. Ideal for both bedroom and travel use, ensuring you always have the correct time(without battery) Multiple Alarm Settings: Choose from 3 alarm modes-Monday to Friday, Monday to Saturday, or Monday to Sunday-to tailor your wake-up schedule perfectly. This feature allows you to enjoy undisturbed sleep on weekends while ensuring timely wake-ups during the week. Adjustable Brightness & Voice Activation: Features an auto-dimming function from 6:00 PM to your eyes are comfortable at night. In battery mode, activate the display by voice or touch, making it convenient to see the time without full brightness at night. Snooze & Date Functionality: Easily hit snooze with a simple tap when you need a few extra minutes of sleep. This clock not only displays time but also the date, making it a perfect bedside companion for keeping track of both time and day with minimal effort. Ideal Gift with Simple Operation: Comes with a user-friendly manual, this clock's simple and elegant design makes it an excellent gift for anyone. Its straightforward functionality is suitable for all ages, from students to professionals.