Instructions for using the POE function: Be sure to use a switch with POE function to supply power to the extender, otherwise the POE extender cannot output power. High-quality after-sales service: If you encounter product technical support or product quality problems, please send an email to tell us. We will solve the problem for you in the shortest time. No man-made damage, the product has a long warranty period of 12 months. POE extender:No additional power supply is required plug-and-play simple set up,Extends the range of PoE and Ethernet an additional 100 meters. Flexible and Durable: Plug-and-Play & Flexible Deployment No software or configuration required and designed for wall-mounted or pole-mounted flexible deployment, Unmanaged, Fan-less, Durable cg . IP65 Waterproof & Built-in Surge Protection:Simple And Elegant White housing design, integrated top cover, PC/ABS high polymer material, extraordinary toughness, waterproof indoor and outdoor full-time, make sure the switch can be used in the bad weather. 6KV lightning protection, surge protection, short-circuit protection, over-temperature protection, over-current protection. Application:Equpiment with 4 gigabit poe ports up to 30W per poe port for powering poe enabled devices, total power budget 60W. please note: not support passive 24V PoE. Ports and Support:Gigabit Outdoor Waterproof 5 Port PoE Switch Extender 4 Ports Gigabit PoE+1G Uplink+1SFP RJ45 port supports 10/100/1000 Ethernet connections and Comply with IEEE 802.3at/af Power over.