ChrisNik HoundDog Magnetic Locator

 Uses one 9 volt battery (55hrs Intermittent use)   Low battery indication  Easy Replacement  A pulsating tone will indicate Low Battery.  During the pulsating tone the detector will still locate properly for some time before having to replace it. Loosen screw 2 turns and push knob along the slot to access battery.  Detector can be submerged in the water up to the handle grip 30"  Circuit board is surface mount technology and has a silicon protected coating