Mobile phones and similar devices can be charged in your accommodation. If you are in a tent please be aware that hair dryers or hair straighteners cannot be plugged in and will need to be used in the public sanitation block.
Please make sure you bring European adapters with you.
You can't charge an electric vehicle using the electric sockets in the accommodation. They're not designed to provide the sort of current required for the length of time it takes to charge an electric vehicle. It's unsafe to attempt to charge an electric vehicle from the accommodation.