This Hand-Held Metal Detector is ideal for any location where security checks are warranted. The unit is sensitive enough to detect metal objects the size of a quarter. Specifications: High-piched alert Can operate on rechargeable Ni-Cad battery (not included) Battery can be recharged in body scanner Red LED indicator light De-sense button Includes: Custom carrying case 9V battery SIZE: 16 1/2 x 3 x 9/16