X500 Leak Detection Electronic Amplified Listening StickX500 Listening Stick Leak Detector Electronic Sound Amplification Listening Stick New from the makers of the CoverUp Key The ultra sensitive listening device that easily allows you to detect leaks from high and low pressure water pipes, up to half a mile from the point of contact. Highly sensitive piezoelectric contact microphone Built in rechargeable battery with approx. 6 hrs. of operating time ~37" long rod (42" with handle) to allow easy access