Professional Design: It's a modem router. No broadband connection required; all you need is a 4G or 5G SIM card. It's a backward-compatible hotspot, providing blazing-fast internet speeds to your devices even without a 5G network. High-Speed ​​Internet: Supports the LTE CAT4 standard, offering 300Mbps high-speed internet access, but this depends on network strength. It has a SIM card slot and a 2100 mAh battery. It can be powered by an external power source with no operating time limit. It can be charged via a computer USB port, a power bank, a car USB charger, or a power bank. For extended operation, cooling is required. It can connect up to 10 devices simultaneously, including smartphones, tablets, and laptops. Its effective range is up to 10 meters. One person owns it, and the whole family can share it. Long battery life, compact and lightweight: With a built-in 2100mAh battery, the mobile internet hotspot keeps you connected and connected anywhere, whether you're at home, work, or traveling. Weighing only 0.23 pounds, it fits easily in your pocket, making it a breeze on the go. Instructions: Insert your SIM card and press the power button to turn on the router. Even if your SIM card is compatible with the hotspot, it may not work immediately. You may need to disable your SIM card PIN and change the APN. Enter the router's IP address: 192.168.100.1 and click "Network APN Enable." Change the APN. Ensure your SIM card is active.