Traveling fold-up alarm features a soft backlight & auto-focus projection onto a wall or ceiling. LCD displays the calendar date with weekday & active alarm icon. Modern technology operation with an optional (included) micro-USB cable or by standard battery power (requires 2 AAA alkaline - not included.) Clock offers a 10 minute snooze alarm and low battery indicator icon. Maximum 1.0 Amp USB charging port (cable not included).