This stylish radio controlled alarm clock is tuned to the UK's Atomic Clock transmitter, featuring fully automatic set-up and adjustment to summer/winter changes, this means you won't need to remember to change the time when daylight savings starts. Features: Multi-function display Calendar Indoor temperature Moon phase Crescendo alarm with snooze 'Super-brite' red backlight Please note: Acctim's Radio Controlled products will automatically set-up to UK time within Radio signal coverage zone. The UK signal transmitter will cover a radius of approximately 1500km.