1. The sweeping second hand does not make any annoying noise. There is no ticking sound at all, making it perfect for work and sleeping environments. 2. Provides extra loud ringtones without snooze function. A good wake-up alarm clock that can solve the difficulty of getting up. 3. Light function: If you want to know the time in the dark. Just press the backlight button. Soft yellow light will illuminate the time. 4. The silk screen scale is clear and the minutes/seconds can be clearly seen. 5. Electroplated metal process, not easy to rust 6. Power supply: 2 AA batteries (not included) 7. Material: electroplated metal shell + glass mask + metal dial + plastic back panel 8. Movement: Quartz 9. Dimensions: 16 x 11.5 x 5.5cm 10. Weight: 280g