無限數據-3天（3 GB/384 KBPS）

International travelers and UK visitors need reliable mobile connectivity without expensive roaming charges. This United Kingdom prepaid eSIM solves that problem with instant activation and multi-network access. You get unlimited eSIM United Kingdom data with 3GB of full-speed priority access, followed by unlimited reduced-speed coverage—no roaming United Kingdom restrictions apply. Connect to O2, EE, or Vodafone 4 networks automatically for maximum signal strength across cities and countryside. The 3-day validity period provides flexible short-term coverage, with activation triggering only upon your first network connection. No physical card required, no hidden fees, and seamless setup via digital delivery.