Network Cable Tester Electrical Voltage Detector Locator with LCD Display

Mainly used for testing telephone and LAN cables. Highly accurate, safe and reliable, suitable for electricians. The network cable tester is made of high quality materials, durable and strong. Use the Pro3000's SmartTone feature. Analog audio generator for accurate pairing recognition. When you touch wires together and momentarily short the end of a pair of cables, SmartTone technology changes the cadence of the tone generated. The change in tone you hear through the probe positively verifies the correct pair of wires. SmartTone provides 5 distinct tones for accurate pair identification.