Featuresr portable and light weight design you can carry with it and pair with the routers easilyr no need to switch the hotspot wifi signal enhance up to doubler special usb power supply unit the usb can be rotated at 180 degree charging for the wifi amplifier is so convenientr xiaomi wifi 300mbps amplifier can upgrade automatically without any settingr accurately detecting the connection state and strength of signalr plug and play no need to install any drive