Klein Tools VDV500820 Tone Generator, 5 Tone, 800Hz Tone Frequency

The Klein Tools and probe pro kit includes a professional grade tone generator and tracing probe for non-active networks. It includes a custom, padded, divided, zipper pouch for convenient storage.

3.5 mm headphone jack for noisy environments
Responsive probe with durable non-metallic
Replaceable conductive tip
Terminal block on probe to confirm the toned pair
Each tool includes 4X AAA batteries