Test standard PoE device information, such as af t standard, power supply voltage, power supply polarity and mode. Identify power supply voltage, power supply power supply polarity and mode of non-standard PoE devices. Check the status of short circuit, crossover and open circuit in the network cable. Test the current , voltage and power consumed by DC devices. Loop test function of 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 the power voltage, power polarity, and mode of non-standard PoE devices. 3. Network detection: check for shorts, crossovers and open circuits in the network cable. 4. Detect Current: Test the current, voltage and power consumed by the DC device. 5. Detection switch: switch loop test function. Transmitter features: Indicator: LCD 128 x 64 mm, with backlight. Function continuity Cable type: CAT5, CAT6. Check UTP/STP cable: yes. Cable short indicator: yes. Maximum test range: 600m. Wire mapping: transmitter + remote transmitter + switch/router. PoE function Range of test: 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. Range of current test: 0-3A. Power test range: 0-180W. Input voltage protection: DC48V 5mA. Maximum operating current: 80mA Rear 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