Waterproof search coil: With big size waterproof search coil, which can lets you search for metal objects under shallow water. But please not the control housing is not waterproof. The screen with pointer to display, which can swing to remind you when the target is found. This product also with the sentivity switch, when you switch it from 0 to 10, the sentivity will gradually increased, which can give you a better using experience. This product with 4 mode for you to choose: DISC means you can deselect the metal you do not need, TONE mode means you can tell the type of metal by the tone of the sound, the ALL METAL mode means you can search all types of metal, the PINPOINT mode means it can low the sensitivity to pinpoint the target. The connect stem can be adjusted by you like, so you do not need to worry about the different height people to use., Manufacturer: CFWWSAQ