Thank you very much. This is very useful.
The lamp I have is attached and was advised that it's the only lamp I needed as it provides all of what she needs. So will I need a night light?
It was a strange thing that was stuck! I've had them 3 years and haven't hibernated them yet. They seemed to be ready to do so last winter but I wasn't confident enough.
Basking area is around 30degrees. Can't remember the brand of the bulb but it was what was advised from the tortoise den...