Metal Detector,Adjustable Underground Metal Detectors with Waterproof Search Coil,Metal Finder for Detects All Gold, Silver, Non-Ferrous,Detection Depth: 3.5 M

Audio And Visual Indicators - Excellent audio and visual indication for found items. Meter indication for different kinds of metal being detected, ferrous and non-ferrous discriminator.
Zero Function - Press the zero button to display the metal pointer and return to the "0" position. The zero button has a memory function, which can remember the working environment at work.
Waterproof Search Coil - Take your search from the land and into the water! The waterproof stem and coil enable you to use the metal finder underwater (BUT the control box is not waterproof).
Adjustable Stem - This detector is great for kids and adults.The adjustable stem can be shortened or elongated to the length of your choice,and the handle makes long-term use pain-free.
Headphone Jack - This metal detector can be connected to a stereo headset, even the metal search in noisy streets and beaches will not be disturbed by the noise.(not include headphone)