Milltrip Sound Amplifier, Enhanced Microphone Audio Ear Listening Device Amplifier Through Wall Door Voice Tool Wall Pipe Leak Listen Detector Wireless 12mA High Strength

How to Use: 1. Place the bottom of the machine into the test area. 2. Turn on the power, the blue light is on, and adjust the sound to the right amount. 3. The red light is on when charging, and the red light turns green when fully charged. Specification: Item Type: Water Pipe Leak Detector Material: ABS Usage: It can detect heating pipes, fire pipes, water pipes, floor heating pipes, abnormal noises of cars, household pipes Power Consumption Current: 12mA Battery Capacity: 3.7V 100mAh Lithium Battery x 1 (Built in) Working Time: 5-7 Hours Probe Sensitivity: -60 DDB Maximum Audio Amplification: 13000X Penetration: Water Pipe, Cement Pipe, Steel Pipe Package List: 1 x Water Pipe Leak Detector1 x USB Cable 1 x Earphone 1 x Manual