Enhanced durability: This cable tester is made of high -quality materials, which can withstand long -term use and wear resistance to durability and reliability. <br> Accurate and reliable test: This cable tester is and highly accurate, ensuring the safe and reliable testing of telephone and local area network cables, making it an important tool for electricians and . <br> Easily identify the wire pair: Use SmartTone technology to identify the correct wires. When the remote end of the short -circuit cable is paired, the rhythm generated will change, so that the wire connection can be easily and accurately . <br> Intelligent function of accurate pairing: use the SmartTone function of the Pro3000 analog audio generator to accurately identify and pair the wire. Use this intelligent function to simplify the cable failure process. <br> Unique tone, easy to identify: With the help of SmartTone technology, you can hear 5 different tones through probes. Easily identify and match the exact wire pairs required, save time and energy during the cable test. <br> <br> <br> Colour:As Shown <br> Material:plastic