iProtect Battery Powered Digital Alarm Clock with Extra Large Display, Snooze, Date, Temperature and Light Sensor in Matt Black EXTRA LARGE DIGITS - iProtect digital alarm clock with time, date and temperature and extra large display for easy viewing. IQ LIGHT FUNCTION: a light sensor adjusts the display brightness depending on the time of the day. The display gets brighter as your room gets darker, making it perfectly readable at any given time. CUSTOMISE YOUR DISPLAY - using the control panel on the back of the clock, you can adjust time stettings, choose between 12h and 24h, and set the date and alarm time. It also includes a switch for the light sensor and alarm (on / off). WIRELESS DESIGN - Power supply = 3x AAA batteries (not included). Other functions include the Snooze button (snooze) and short light. PERFECT FOR TRAVELLING - the wireless design makes this alarm clock a handy and ideal travel companion.