Wall Mounted Microphone Voice Monitoring Detector for Repairing Water Leakage

Feature: 1. High-sensitivity detection of the sound of walls doors or armor plates with earphones attached the sound quality is clear. 2. Easy to operate close to the door wall adjust the volume until you hear a clear sound you can easily listen to all sounds in step. Specification: Measuring Range: Within 1m/3.28ft Measurement Object: Underground Pipe in The Wall Working Temperature: -10℃~50℃ Power Supply: Built-In Lithium Battery Packing Size: 150 X 95 X 43mm/5.91 X 3.74 X 1.69 Note: Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3mm measuring deviation due to manual measurement. Package includes 1 X Wall Microphone 1 X Headphone 1 X Charging Cable