£9.99 seems pretty reasonable for these projection alarm clocks at Aldi, these will be instore from Sunday 06/10/13.
Product Information :-
Projects current time or temperature image onto the ceiling or wall.
Radio controlled time and date set via the UK MSF radio signal to ensure accuracy
12/24 hour display
5 language functions
Indoor temperature (°C or °F)
Moveable projection arm
Blue LED backlight
Automatically updates between GMT and BST
Requires 2 x AA batteries (included)
Choose from 4 designs