Sdd82ae333b1b4f4f8733df3625302237V.jpg Sc243b2deb4d147a2b85034070a24c600H.jpg Amazon.com : Metal Detector, 24" 45" Adjustable Metal Finder for Adults Amazon.com : Metal Detector, 24" 45" Adjustable Metal Finder for Adults. HUMANITY DESIGNThe Metal Detector is in accordance with ergonomic design, comfortable and convenient to use; Adjustable stem is suitable for users of different height. The arm rest design saves more effort, which brings you a relaxing detection environmentWIDE APPLICATION7. 8 diameter waterproof search coil enables you to use metal finder to explore under the water, ideal for detecting on the beach or in the stream. Kind Note: the control box is not waterproof; Compatible with a headphone jack3. 5mm 1 8inch, you can connect it for detecting. Here the headphone NOT Included. The metal detector allows you to use it in the noisy environmentWHAT YOU GET1 X Tack life MMD02 metal detector, 2 X 9V batteries, 1 X User's Manual, 1 X Large sized carrying bag