This alarm clock features 4 alarm times with a permanent display of the day of the week, date, and indoor temperature. It is radio-controlled (MSF - UK Version) with automatic time setup, including automatic time changes for Spring & Autumn and automatic time checks. The clock has a green backlight display for visibility in the dark, which can be activated manually by tapping the Snooze/Light top for 5 seconds. The time is selectable between 12/24 hour format. It includes an increasing wake-up signal that starts softly and gradually becomes louder. The device also has a light sensor that automatically activates the lighting when it is dark, and this feature can be switched off. The timekeeping is highly accurate, receiving the NPL's radio signal (MSF) transmitted on 60KHz.