Features: Compatible with IEE802.3af/at.POE protocol. Standard port power supply priority function. Forwarding Rate: 10/100BASE-TX:148800pps/port Short circuit, over-current, and over-voltage protection System reliability: MTBF 100k hours Anti-thunder design, and passive 5KB, 8/20uS electric shockwave up to 5 for . Failure alert function and FUSE. Specification: parameter: 48V Colour: Black material: plastic Input Current: 100V-240V AC, 47-63Hz Max Input Power:12-24W Input Stabilivolt Accuracy: -24V DC2% Load Adjustment Rate: -24V DC2% DC Output Broadband Noise Voltage: 3.4kHz-150kHz50m Operate Environment: Temperature: -5 to 55 Relative Humidity: 5%-9%RH Ventilate, clean, no dust or gas. No danger of explosion POE Power : Output overvoltage : -52V~-50V DC Overcurrent (single circuit): 500Ma-1000Ma Overvoltage : Input Voltage 290V-310V AC Overvoltage : Input Voltage 240V AC Undervoltage : Input Voltage Less than 140V-155V AC Undervoltage : Input Voltage Less than 100V AC Temperature : 100 Indicator Light: Light On: Working Light Off: Short circuit or overload protection. Consumer power is too high. Consumer breakdown. Cable short circuit. Package Contents: 1 x POE Power Injector Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.