It can be used to pay for goods and services wherever you can pay via VISA including chip & pin and contactless, including Transport for London (TfL) . 

You can also use the card to pay online with the details found on the card. Note, it cannot be used for offline transactions e.g. some toll payments, some parking meters and some payments made while travelling on an airline. The maximum you can spend on your card is £2,000 per day.