Teknetics Delta Silver Metal Detector. Teknetics Metal Detectors feature LCD target readout adjustable sensitivity numerical depth readout discrimination and all metals search modes. Specifications for Teknetics Delta / Silver Metal Detector: Manufacturer: Teknetics Included Accessories: Standard Water Resistance Level: Waterproof Coil Finish: Black Battery Type: 9v Battery Life: 15 - 20 hours Battery Quantity: 1 Weather Resistance: Waterproof Features of Teknetics Delta Metal Detector LCD screen with two digital targeting system and depth detection 9V Alkaline battery (not included) Metal composition discrimination modes Four different audio sounds Push-button pinpointing Fully adjustable sensitivity Battery level indicator Automatic ground balance 8" concentric open-face coil system Package Contents: Teknetics Delta Metal Detector Teknetics DELTA: Teknetics Delta Silver Metal Detector