You do this by adding money to a key or card, which is then inserted into the meter to transfer the credit ready to use. 

You can add money to your top up key/card at any PayPoint location by adding credit to your key or card. 

Find your nearest PayPoint store here.

The balance of the meter is then reduced according to the amount of energy you use, the daily standing charge and any debt you may be paying off. When the balance of the meter gets low, you’ll need to apply more credit to maintain supply to your property.