Features: POE data and electricity transmission distance approx 100meters/328ft The single-port network- remote power supply has the following excellent performance: 1The power supply has the functions of input overvoltage and undervoltage, output overvoltage and output overcurrent short circuit protection .2. System- reliability: MTBF More than 100k hours. Conducted interference-CE and radiated interference-RE comply with EN55022 and CLASS-B standards. Lightning-protection characteristics: AC- input terminal- can withstand 5KB, 8/20uS impulse current waveform,5-times for positive and negative respectively, 1minute for eachtime; The power-lightning protection- circuit has failure alarm function and safety protection- elements- such as fuse-. Specifications: Passive POE 48V PoE :4,5+/7,8- Port power: 30Watts-Maximum Input Power AC- Input-Voltage: 100-240VAC POE data and electricity transmission distance 100meters Weight: 350g/0.77lbs Size: approx 39x 62.7x145mm/1.54x2.47x5.71in 10/100Mbps Plug-Type:EU/US/UK/-AU Technical characteristics and parameters Input-voltage: 165VAC-280VAC, 47Hz- 63Hz. Maximum output power: 40W Output-voltage stabilization accuracy: approx 48VDC Load adjustment rate: approx 48VDC Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1PC 100Mbps PoE Injector Adapter