Features: Test the information of standard and non-standard PoE devices, including voltage, polarity, midspan, and endspan. Identify POE types such as 802.3af or 802.3at standards. Measure real-time power consumption of PD devices in PoE power supply systems. Test for open, short, and normal cable conditions. Measure power consumption of DC-powered appliances. Loop test function compatible with network switches. Specifications: Cable Types: STP/UTP Max Testing Range: 600m Wire Mapping: Emitter with remote, emitter with switch/router POE FUNCTION: Test Range: DC 5-60V PoE switch Standard Identification: 802.3af/at (standard and non-standard) Power Test Range: 0-18W POWER FUNCTION: Voltage Test Range: DC 0-60V Current Test Range: 0-3A Power Test Range: 0-180W Display: LCD 128*64mm with backlight Input Voltage Protection: DC 48V, 5mA Max Working Current: 80mA Loopback: Compatible with 10M, 100M, 1000M switches Power Supply: 3 x 1.5V AAA batteries (not included) Remote Specification: Ports: RJ45 Function: Wire mapping for network cables Input Voltage Protection: DC 48V, 5mA Material: Plastic Color: Black Package Contents: 1 x Emitter (battery not included) 1 x Remote 1 x Accessory (Note: Random color, no specific color requests accepted) The package includes only the items listed above; other products are not included. Note: Lighting reflections and different display settings may cause slight variations in the color of the item shown in the image compared to the actual product. Measurement error allowance is +/- 1-3cm.