Tycon Power POE-Tester is used to make sure you know what type of PoE is being supplied to ensure your equipment is compatible. It detects and displays all popular PoE standards including the IEEE standards such as 802.3af, 802.3at and the new 802.3bt. It also detects 48V passive PoE delivered on 2 pair or 4 pair. The PoE-Tester shows if the PoE is Mode A (supplied on pins 1,2,3,6) or Mode B (supplied on pins 4,5,7,8). Its compatible with PoE, PoE+, PoE++ and High PoE.Specifications PoE Detection 802.3af, 802.3at, 802.3bt, 48V Passive 2 Pair and 4 Pair, Mode A and Mode B PoE Input (RJ45) 42-57VDC (Note: Does not detect 24V Passive PoE) Compatible Port Speed 10/100MB/1000MB LED Dual Color (Red / Green) Operating Temperature -25C to +50C (-13F to +122F) Operating Humidity 5% – 90% non-condensing Storage Temperature -40C to +80C (-40F to +176F) Dimensions (LxWxH) 74 x 23 x 23mm (3 x 1 x 1) Weight 15g (0.5oz) Warranty 3 YearsDatasheet POE-Tester