I found his whilst looking for new rechargeable batteries.
This was originally £8.99, reduced to £6.99, but use the code below to purchase it for £5.94!! (Arrange pick up in-store)
Promotional code: student07 (thanks to sarbjeet)
Plug-In Charger (RC103476) for Ni-MH and Ni-Cad rechargeable batteries
Includes 4 x 2000mAh Ni-MH AA rechargeable batteries
Will charge AAA, AA and PP3 size batteries
All charging times are controlled by the user
Easy to use
Great value for money
Full charge in 18 hours
Indicator lights indicate charging
Will charge 2 or 4 batteries of the same type at the same time
WARNING: NO DESCRIPTION ONSITE BUT PICTURE SHOWS 1300MAH NOT 2000mah AS OP SUGGESTS ORDER AT OWN RISK.