The products of our shop have many characteristics, you are welcome to visit our shop to visit other style products, if you have any questions, please feel free to ask questions, we will reply to your questions within 12 hours, I wish you a happy life.Product Specification :Stretch Length : 40-60 inchesBattery ： 2 X 9 V AA (not including)Working voltage ：18 VSensitivity：>15cm(for a US quarter)Detect depth ： 0.2-1.5 m (Depends on the target area you detect)Search coil ： Waterproof , interchangeableFrequncy ： 6.0 KHzSearch Modes ：LCD & Sound ModePackage Weight： 1.8 kgCurrent ：Standby ；10mA Max； 70mANet weight： 1.4 kgProduct Feture :1. LCD Display --shows DISC/NOTCH Rang ,SENS level ,Battery Condiction ,TARGET ,Target Depth , Metal Type .2. Three Tone Audio Discrimination --High , Medium , Low tone for different type of metal3. Notch --ignores junk metal and finds valuble items by setting the disc and notch range4. DIS --disciminates the target selected5. Super Slow Sweep Identification --with a very slow sweep of the search coil to discriminate different types of metals6. Headphone Jack --Connects headphone (not included) of 3.5m and operate without trouble7. 240mm Waterproof Search Coil --can use on dry floor ,wet sands ,shallow water (Note : the detector can not be used in the rain)8. Adjustable Shaft --lets you adjust the comfortable stem length to usePackage Included :1 X Waterproof search coil1 X LCD Display1 X English manual2 X WasherThe instrument can read accurate data