The Ubiquiti UniFi Switch Flex (USW-Flex) is a configurable Layer 2 Gigabit switch with five RJ45 Gigabit Ethernet ports. It offers auto-sensing 802.3af PoE and four GbE, PoE+ ports, and one PoE++ input. Each of the USW Flex's PoE ports can provide up to 25W of power to your UniFi access points and PoE devices. 

The USW-Flex features five Gigabit RJ45 ports: 

• Port 1: Provides PoE Input
• Ports 2-4: Offer 802.3af PoE and provide up to 15 W of power for your PoE devices