It is an environmentally and safe WiFi signal repeater. Working in the repeater mode, can be doubled to extend the original WiFi signal coverage, while it can ensure the security of the wireless signal. Features - Color: Blue. - Material: ABS and PC. - Size: 9.2 * 4.7 * 2.1cm / 3.6 * 1.8 * 0.8inch(L * W * H). - 300Mbps IEEE802.11b/g/n. With the mainstream 300Mbps transmission rate, speed, signal strength, better performance through walls. - Web configuration, more convenient, no need to install APP. - Two Mode: WiFi Repater and WiFi Bridge Model. Easily extend the signal to areas that are not covered by router, eliminate wireless signal blind. - If you don't wanna open the SSID, in the VAP11G-300 configuration page, you can cut off WIFI Repeater function, and then only use the Bridge function, which can avoid WiFi interference. - AP Mode: AP mode Wired networks to wireless access, suit for the scene that the Ethernet cable access to the computer to access the Internet without dialing. - Repeater Mode: Repeater mode can extend the existing network, easy network expansion. And it can convert WIFI to RJ45 network, to a computer using a network cable to the Internet.