Features: brand new and high quality Accurately measure the cable length with a measuring range of 200m. Detect the presence of AC voltage (50V-1000V). PoE test: Identify which pins provide power and detect how much voltage, and identify the type of PSE (at/for af standard). Test the physical status of STP and UTP lan cables. The Hub flashes to locate the network port through the flashing port lights on the Hub / Switch. Suitable for 10M/100M/1000M hub/switch. Two scanning modes are available: AC filter and non-AC filter. Specifications: Material:ABS Size1: Approx.210x43x27mm/8.27x1.69x1.06inch Size2: Approx.130x28x70mm/5.12x1.1x2.76inch Size3: Approx.23x37x65mm/0.91x1.46x2.56inch Note: 1.Please allow 1-2mm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x transmitter 1x receiver 1x remote adapter 1 pair of headphones 1 set of alligator clip line/6P line/8P line 1x toolkit 1x instruction manual 1x certificate card Note: The battery is not included