3G 4G High Speed Internet: 4G LTE Mobile router, designed to provide users with 3G 4G high speed internet access, supporting 3G 4G main band in most countries and carriers around the world.Long Standby Time and LED Smart Display: The 4G router has a large capacity battery of 2100mAh, with up to 72 hours of standby time; LED smart display, easy to operate.Easy to Connect: router can be easily connected to by simply inserting a standard SIM card, whether it is a cell phone, laptop, desktop or tablet (SIM card not included)Small and Portable: Mobile hotspot features a slim and compact design, making it easy to carry and let your follow you around the world.Note: 1. Please check whether there is a partition sticker at the builtin battery interface before powering on, if there is, please tear it off and power on, otherwise it cannot be powered on. 2. router can be easily connected to by simply inserting a standard SIM cardPay attention to the applicable frequency band, whether it is a cell phone, laptop, desktop or tablet. 3. 4G LTE Mobile router, designed to provide users with 3G 4G high speed internet access, supporting 3G 4G main bandWide Application: Portable 4G router is mainly for car users, business travelers and outdoor travelers, supporting 10 users at the same time.