1[2 Operating Modes] This gold detector features full metal mode and identification mode, you can choose to use according to different situations. 2[Sound Display] Equipped with headphone jack, you can connect stereo headphone(not included) and operate, both the volume of speaker and headphone can be adjusted. 3[Mechanical Pointer Display] You can search for metal objects based on the mechanical pointer when in noisy places, the detector will wiggle when find metal items. 4[Waterproof and Adjustable] The detection disc is waterproof design, you can use this detector in shallow water, the rod length can also be adjusted, very convenient for operation. 5[Wide Application] This metal locator can be widely use for gold detection, desert detection, security inspection, archaeology, treasure finding, beach detection, etc.