Pro3000 Tone Generator and Probe Kit SmartTone Technology Handheld Telephone Line Circuit Finder GSY Enhanced durability: This cable tester is made of high -quality materials, which can withstand long -term use and wear resistance to ensure durability and reliability._x000D_ Accurate and reliable test: This cable tester is trustworthy and highly accurate, ensuring the safe and reliable testing of telephone and local area network cables, making it an important tool for electricians and professionals._x000D_ 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 verified._x000D_ 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._x000D_ 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._x000D_ _x000D_ Colour:As Shown_x000D_ Material:plastic_x000D_ _x000D_ Package Contents:_x000D_ 1 set x Circuit Finder_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_