These rechargeable floor sweepers will be instore at Lidl from Thursday 07/11/13 for £19.99 which seems pretty reasonable.
Product Information :-
Vanquish dirt and dust without any cumbersome cables
Lightweight design with a 180° swivel joint for cleaning hard-to-reach areas
With high performance 4.8V DC Johnson motor
Powerful rotating cylindrical brush with a working width of (cm): 25
Operating time fully charged (mins): 30
3 year manufacturer's warranty