It arrived last yesterday, and charged overnight and then spent a happy morning cleaning my kitchen and living room.
I watched it admiringly for ages and the DC went to complain to DH that all mummy wanted to do was play with her new hoover.
Thanks to whoever suggested it first, and the transformer advice.
It is yet another thing I learnt about from mumsnet and thanks to you all. My life is going to be revolutionised, well maybe just a little more organised