I ended up buying the one below, nowhere I asked for recommendations gave me any and I'm impatient, want to start training her long before we go away so she's used to it. Will also be cool not to have to do the evening feed anymore
- I'll still have to do the wet food manually, in the morning...
(£85 with discount, if it's shite I'll send back and try another - will report back in a few weeks) - I picked this as one that is mains operated with battery backup seems to be the most likely to be fail safe. The USB rechargeable ones will be dead once the battery dies, less reliable...