The UK eSIM provides 20GB of mobile data with 4G/5G speeds. The duration on the eSIM for UK is valid for 30 Days The eSIM for UK Travel should be used in eSIM compatible devices. The United Kingdom eSIM comes with Activation instructions. Send us an Activation request at least Five Days before your desired trip date, as the activation process can take up to 24 hours. Should you want to top-up your plan, send us a request at least 5 days before the plan expires. Support available in English, French and German. Avoid roaming fees, unsecured wi-fi hotspots and the inconvenience of looking for an eSIM at your destination. Get a prepaid UK eSIM before your travel.