Multiple Adjustable Designs, More Possibilities】 Both detection rod and forearm rod are adjustable. Easily adjust the toggle adapt to different heights and arm for maximum comfort. This makes our metal detector also suitable for kids. Sensitivity adjustable, adapt to multiple ground conditions. With a setting memory function, which is very friendly to the green hand, no need to reset every time starts up. Optional LED backlight, allows you to better respond to any dark/bright environment.