An eSIM is a digital SIM that allows you to activate a cellular plan without having to use a physical nano-SIM. With eSIM technology, Light Mobile customers can enjoy numerous advantages. It offers a simpler device setup, allowing you to switch between carriers or plans without swapping any cards. It's ideal for travelers who want to quickly sign up for a local data plan. For those with eSIM-compatible devices, it means no more lost or damaged SIM cards and the ability to manage multiple accounts right from your device. Plus, it’s environmentally friendly, cutting down on the plastic and packaging used for traditional SIMs.