£6.99 seems good value for these LED front and back bike light sets at Lidl, these will be instore from Thursday 29/08/13.
Product Information :-
Front light with bright LED and adjustable light setting (15 or 30 lux)
Rear light with bright LED and adjustable beam angle
Easy to attach - no tools required
Robust casing, splashproof as per IP44
3 year manufacturer's warranty