PLAN THE DAY AHEAD: The AcuRite alarm clock displays indoor and outdoor temperature and humidity and provides you with a weather forecast of the next 12-24 hours. ADJUSTABLE BRIGHTNESS: 6 preset brightness settings and optional auto-dim mode (automatically dims screen from 9:00pm to 7:00am). GRADUAL VOLUME INCREASE: Alarm volume gradually increases over 2 minutes to wake you peacefully. 2.1A USB CHARGING PORT: Need a boost? Charge your smartphone faster with the integrated fast charger. Other alarm clocks provide 1.2A of charging power, or less. LARGE SNOOZE BUTTON: Not ready to wake up? The large touch-sensitive snooze button activates the 10-minute snooze function up to 10 times.