The MineLab® Equinox 800 Metal Detector combines advanced technology with a powerful waterproof 11" Double D search coil to search lots of ground quickly. Multi-IQ® technology simultaneously utilizes multiple frequencies to detect large and small metal targets in all types of soils, with more accurate readings. SFx8 provides 5 selectable frequencies to optimize your search, while 4 detection modes (park, beach, field, and gold) let beginners zero in on specific locations. Automatic and manual ground balance along with 1-25 levels of sensitivity adjustments reduces interference. Notch discrimination includes 50 segments: 10 ferrous and 40 nonferrous. 5 levels of depth readout and pinpoint technology. Monochrome LCD is backlit for easy readability in any light conditions. Adjustable shaft (47"-57") fits a wide range of users. Comes with headphones. Low-battery indicator. Runs on rechargeable lithium ion battery (included). 2.96 lbs. Mfrs. 3-year limited warranty on the detector and 2-year limited warranty on the battery. Manufacturer model #: 3720-0002. Powerful metal detector with advanced search features; 11" waterproof Double D search coil; Multi-IQ uses high and low frequencies at the same time; SFx8 provides 5 selectable frequencies in one machine; 4 detection modes; Automatic and manual ground balance; 25 levels of sensitivity adjustments; Notch discrimination; Easy-to-read backlit monochrome LCD; Adjustable shaft for a perfect fit; Rechargeable battery;