Easy snooze function: with the large snooze button, you can easily turn off the buzzer without having to open your eyes, and also sleep for 5-60 minutes. The default delay time is 5 minutes. The digital clock emits an alarm every five minutes until you press another button to disable the snooze mode. Ideal for deep sleepers. Adjustable level 3 brightness - 3 options for all your needs day and night. You can adjust the brightness manually or adjust to automatic mode. It adjusts the brightness of the environment, protects the night eye and saves energy. 12-hour or 24-hour system can be changed. This watch has a memory function and all settings are saved. Easy to use and elegant design: simple alarm clock, you will hardly need instructions to set the time or alarm clock. Easy for children, seniors and the elderly, can be used in bedroom, office, home and school, a perfect accessory. 2 USB Ports - 2 USB ports on the side provide convenient charging ports for your phones or tablets, 2 at the same time. A power supply 5V1A (excluded). If you want to charge your phone quickly, the power supply 5V2A-5V5A is better. If you are dissatisfied with this alarm clock or it is broken, you can return it.