Compact and Versatile : Measuring just 3.6 x 0.88 x 3.36 inches, this digital alarm clock is incredibly compact and lightweight, making it ideal for travel. Its collapsible feature ensures it takes up minimal space in your luggage, while its stable stand keeps it securely in place on any surface. The hook adds versatility, allowing it to double as a wall clock when not in use. Customizable 3 Alarms : Wake up to your unique schedule with three customizable alarms. Whether you need a weekday wake-up call, a weekend snooze, or specific alarms for different activities, this clock has got you covered. Each alarm can be individually set and turned off, ensuring you're never late again. Temperature and Humidity Display: Equipped with Swiss-made SHTC3 sensors, digital alarm clock accurately monitors indoor temperature and humidity, helping you maintain the perfect indoor climate. Stay informed about your surroundings without needing additional devices. Baery Operated: Powered by 2 AAA baeries (not included), this cordless alarm clock is hassle-free and easy to operate. Its large, clear LCD display ensures visibility from any angle, while the 12-hour / 24-hour format caters to all preferences. Perfect for children, teens, and adults alike, alarm clock makes a thoughtful present for anyone who values convenience and accuracy. Night Activated Energy: small travel clock comes With backlight(press it buon) and smart back light. Backlight auto turn off after 5 seconds,when the alarm ringing, press the top SNOOZE/LIGHT buom.