The Cresta analogue alarm clock PRA310 is a radio controlled projection alarm clock that has a clear dial with Arabic numerals. It has a backlight that helps you check the time even in the dark as well as a projector that shows the digital time on the wall or ceiling. This alarm clock has a focus and flip over function for the projected time. It also features an automatic summer to winter time switchover function. This projector alarm clock comes with 1 power adapter and 2 AAA batteries.