【4G WIFI HOTSPOT & HIGH SPEED】The travel WiFi router does not require a broadband connection, just a 3G 4G SIM card to connect to a 5G network. It provides extremely fast internet speed for your device even when there is no 5G network. Effective distance: 10m. 【HOW TO USE】Insert the SIM card and install the battery. Even if your SIM card is compatible with the WiFi hotspot, it may not be plug and play. You may need to disable the SIM card PIN and change the APN. And supports network bands b1/2/3/5/7/8/20/40. The mobile WiFi hotspot can connect up to 10 devices at the same time and supports smartphones, tablets, laptops, etc. 【MAIN FUNCTIONS】The mobile 4G LTE WiFi hotspot has a SIM card slot and a 2100mAh battery. It can be powered by an external power supply, without time limitation. It can be charged via a USB port on the computer, USB car charger or power adapter. 【APPLICABLE SCENARIOS】The 4G LTE USB WiFi modem is small and lightweight, suitable for parties, travel, business trips, work, outdoor live streaming, gaming, car WiFi, etc.