Check the listing for details. Ubiquiti INS-3AF-USB 802.3AF to USB adaptor. Width: 1.4, Condition: New. Listed at 34.99 USD. Model: INS-3AF-USBUbiquiti Instant 802.3AF USB Adaptor is a POE Charger designed to power Ubiquiti's 802.3AF models.The Instant 802.3af to USB Adapter from Ubiquiti Networks you can connect a variety of Ubiquiti Networks devices to an 802.3af switch. This USB adapter comes fully compliant with the 802.3af network standard and supports a power rating of up to 48V. Furthermore, you can control connected devices through this adapter via your 802.3af switch, configure a backup power source, and keep connected devices protected against ESD and power surges. Transforms almost any Ubiquiti PoE (Power over Ethernet) device into a fully compliant 48V, 802.3af-compatible product.Works seamlessly with a variety of 802.3af switches for remote power control applications. As you manage and monitor your network, you can conveniently power or power cycle your remote devices using your 802.3af switch.For ease of power management, you can centralize the 802.3af switch and power source, and you can include a UPS (Uninterruptible Power Supply) as a backup. This way your network continues to run even during a temporary power outage.Provides an additional ±15kV of Ethernet isolation for built-in protection that lessens the risk of ESD or surge damage to your devices.