Casio scientific calculator, incuding solar panel. Boasts 260 features! Perfect for GCSE and A level maths, in fact recommended!!!
Claims on packet to have 3 year guarantee.
Last one only lasted a few months before it got stolen - don't think that counts.
On display in store with yellow label down from £10 to £5.
Quite a few left in St Peter's tesco Worcester.
Not sure if nationwide. Probably is as the kids are now back to school.