Quick overview from the supplier:
Wi-Fi N Outdoor Access Point TP-LINK "CAP300-Outdoor", 300Mbps, 2x5dBi, Centralized Management, PoE
// Built for outdoor Wi-Fi applications
High transmission power and high-gain antennas provide long-range coverage area
Durable, weatherproof enclosure withstands all weather conditions for year-round reliability.
Power over Ethernet (802.af) supports convenient and cost-effective installation
Wireless controller hardware enables administrators to easily manage hundreds of CAPs
Switchable FAT/FIT modes provide a wide range of network possibilities
Captive portal provides a convenient method of authentication for Wi-Fi guests
Enterprise-class Wi-Fi security helps prevent network security threats
