Test standard PoE device information, such as af/t standard, power supply voltage, power supply polarity, and mode. Identify power supply voltage, power supply polarity, and mode for non-standard PoE devices. Check for short circuit, cross, and open circuit status in the network cable. Test the power, voltage, and wattage consumed by DC devices. Loop test function for switch. Product Description Features: 1. Test Criteria: Standard PoE device test information such as standards, power supply voltage, power supply polarity, and mode. 2. Voltage Detection: Determine power voltage, power polarity, and mode for non-standard PoE devices. 3. Network Detection: Check for short circuits, cross, and open circuits in the network cable. 4. Detect Power: Test the current, voltage, and wattage consumed by the DC device. 5. Detection Switch: Switch loop test function. Transmitter Features: Indicator: LCD 128 x 64 mm, with backlight. Continuity Function Cable Type: CAT5, CAT6. Check UTP /STP Cable: Yes. Cable Short Circuit Indicator: Yes. Maximum Test Range: 600m. Wire Mapping: Transmitter + Remote Transmitter + Switch / Router. PoE Function Test Range: DC 5-60V POE. Standard ID: 802.3af /at (Standard /Non-standard). Test Power Range: 0-18W. Output Interface: Yes. Power Supply Function: Voltage Test Range: DC0-60V. Current Test Range: 0-3A. Power Test Range: 0-180W. Input Voltage Protection: DC48V 5mA. Maximum Operating Current: 80mA Back Loop: Compatible with 10m, 100m, 1000m switch. Power Supply: 3 AAA batteries. Remote Features: Ports: RJ45. Function: Network cable mapping. Input Voltage Protection: DC48V 5mA