24/7 US LOCAL + GLOBAL TECH SUPPORT - 1-year warranty and life-time 24/7 US Local + GLOBAL Technical Support. Free system consultant service. Ready and willing to help in anytime. APPLICATION - Compact 90W PoE++ Injector provides safe and reliable power to PTZ IP cameras, and VoIP Phone, etc. (Noted: Not compatible with passive 24V devices, such as Ubiquiti access points.). PLUG-N-PLAY - Simply plug in the Ethernet cables and power cord, no configuration is needed. COMPATIBLE with IEEE802.3af/at/bt - With Auto-sensing technology, this adapter delivers up to 90W to your PoE++ device, while also being backwards compatible with 802.3bt (60W), 802.3at (30W), and 802.3af (15.4W) PoE devices. GIGABIT 90W POE INJECTOR - Supports Gigabit data and max POE 90W output. Equipped with 1 Gigabit uplink port and 1 Gigabit PoE++ output port (DC 50-56V ). Power & data transmission distance up to 100m(328 ft). Two indicator LEDs (System POWER and PoE ACTIVE ) help judge the connection status.