Designed to locate targets inside small holes or crevices, the Minelab PRO-FIND 35 Pinpointer Metal Detector goes where traditional detectors can't reach. FEATURES: Helps you locate targets inside a small hole or crevice where metal detectors can't reach Ferrous tone ID Waterproof to 10 ft. Audio & vibration indication Adjustable sensitivity High visibility Lost-alarm Holster and lanyard Battery Type: 9V PP3 (not included) Battery Life: 30 hours nominal Length: 9.3" Weight: 6.82 oz.