VisionTek Products, LLC - VisionTek PoE Detector for IEEE 802.3 or Passive PoE - Quickly Identify Power Over Ethernet; Display Indicates Passive or 802.3af/at; 24v, 48v, or 56v; and Mode B Reverse Polarity
VisionTek PoE Detector for IEEE 802.3 or Passive PoE - Quickly Identify Power Over Ethernet; Display Indicates Passive or 802.3af/at; 24v, 48v, or 56v; and Mode B Reverse Polarity - PoE Testing - 1 x Network (RJ-45):