This 6GB Pre-loaded pay as you go Data to use over 3 months. Put the SIM in your tablet, iPad or 4G WiFi device to get access to the super fast 4GEE mobile broadband. This fast broadband is perfect for downloading films and TV shows and with 6GB of data pre-loaded data already on the SIM, you can start enjoying your favourite screen moments as soon as you insert the SIM. Connect your device to the UK network with 4G in more places than other. This is a pay as you go data SIM. When your 6GB preloaded data expires all you need to do is top up. Its quick and easy to buy a new data add-on online and theres a wide choice of allowances from 100MB up to 10GB. All our data add-ons last up to 30 days and all come with superfast 4GEE speeds. 6 GB. Data SIM.