The new 3G/4G LTE MiFi portable mini WIFI display wireless router with SIM card adapter is a must-have for travel. Portability and Instant Use: The device's lightweight design makes it easy to carry and fits easily in a pocket or handbag, making it perfect for travel. It converts a mobile network signal (4G/5G) into a WiFi hotspot, allowing it to be shared with phones, tablets, laptops, and other devices. It's instantly usable, with no complicated setup required. SIM Card and Multi-Device Support: Users can easily insert their own SIM card to access the 4G network and enjoy high-speed internet. Select models support multi-device connectivity, providing internet service to multiple devices simultaneously, perfect for sharing the internet with multiple people on the go. Long-lasting Battery Life: The device's large-capacity battery provides long battery life, reducing the hassle of finding a charging station while traveling. This is especially important for long trips or in areas without convenient charging facilities, ensuring users can stay connected throughout their journey. This MiFi device is a lightweight solution for flexible Internet access, solving the problems of traditional broadband immobility and the rapid battery consumption of mobile hotspots, adding more convenience to users' mobile lives. As technology develops, future portable WiFi devices will be even lighter, faster, and equipped with more intelligent functions.