Simple installation, plug and play. Small size, space-saving, can be placed in a variety of outdoor environments. Support hotels, warehouses, shopping malls, schools, offices and other occasions. Wall-mounted waterproof and sunproof design, IP55 grade dustproof and waterproof. Highly weather-resistant shell, durable, no fear of wind, sun, rain and snow. 1000mbps poe passthrough with Convenient cabling, stable and reliable power supply. No need for additional power adapter, powered by POE network. One cable can power up to three POE IP devices, plug in the network cable to use. The Gigabit PoE extender supports the PoE standard on all ports, with a maximum input power of 30W, including 1 PoE input and 3 PoE outputs, with a speed of 1000Mbps and a PoE transmission distance of 100 meters. The 4-Port Gigabit PoE switch is built-in professional PoE chip can automatically recognize PoE access devices. Wide range of applications for connecting PoE access points, cameras, phones, and other PoE devices.