Welcome to our store! SIM Card Slot: This 4G WiFi router features a SIM card slot, allowing you to easily insert a SIM card and install a battery for high-speed internet access. Up to 10 Users: This 4G LTE router supports up to 10 users and is compatible with Win 7/8/10 and Linux. It's perfect for car drivers, business travelers, and outdoor adventurers. 150 Mbps High Speed: This 4G wireless router provides up to 150 Mbps transmission speed (supports 802.11ac protocol) and is applicable for Europe and Asia. 2100 mAh Battery: This USB WiFi modem is equipped with a 2100 mAh rechargeable battery that can be easily charged via USB cable, ensuring longer standby time. Wide Compatibility: This SIM WiFi dongle is compatible with mobile phones, laptops, desktops, and tablets. Its lightweight and slim design makes it very convenient and portable. Item Type: 4G WiFi Router Material: ABS Applicable Region: Europe, Asia Network Frequency Band: B1/3/7/8/20/38/40/41 Transmission Speed: 150 Mbps Supported Protocol: 802.11ac Wireless Network Supported Frequency: 2.4 GHz Built-in Firewall: Firewall included Battery: 1 x 2100 mAh lithium battery (battery included) SIM Card Slot: Standard SIM card (card not included) Includes: 1 x 4G WiFi Router 1 x Charging Cable 1 x Battery 1 x User Manual If you encounter any product issues after receiving the goods, such as damage or incorrect quantity, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.