Features: With transflective LCD display screen, which can let you read the data more clearly, give you a better using experience. Using digital VFLEX technology, makes this product as a multi-frequency detector. The detector is fully compatible with low, medium and high frequency. This product have automatic or manual ground balance function, tracking function and current tracking ground balance offset adjustment function. When these functions are used for detection in wetland and sandy transition areas and hot rock areas, slightly adjusting the balance value to a positive or negative value can show the performance advantage of detection. This product has four preset metal detection modes, plus an all-metal detection mode. The threshold tone is used to interpret the detection target's identity more accurately. Double-precision point mode: automatic arrangement. With the help of the product's new arrangement function, users can obtain valuable information such as various inflections and graphical indicators of the detection target, including shape and size. Target identity stability function; When detecting in highly garbage areas, you can effectively detect garbage-laden areas and obtain accurate and stable detection signals. The display is equipped with a backlight, even in a dark environment, you can clearly see the information on the screen, which can save power and extend battery using time. Specifications: Material: ABS Technology: VFLEX Frequency: 18.75kHz Coil (standard): 11 inches o output: internal speaker, 6.35mm (1/4inch) headphone jack Discrimination: four factory discrimination patterns that can be personalised, All Metal & Iron Mask. 28 segment discrimination scale o tone: 1, 2, 3, 4 & Multi (28) Ground balance: manual 1 to 90, automatic, beach, tracking and tracking offset Pinpoint: automatic, sizing Sensitivity adjust: adjustable (1 to 30) Tune, noise cancel: 5 channels (-2, -1, 0, 1, 2), manual and automatic Threshold: adjustable (-5 to 25) Target vo-lume adjust: adjustable (0 to 30) Battery: 4 * AA Alkaline, Carbon, Lithium or NiMH, NiCad battery (NOT included) Low battery alert: o, visual alert Search coil size: 280 * 225mm / 11.0 * 8.9in Length: 1060mm~1345mm (41.7inch~53inch) Package size: 540 * 240 * 85mm / 21.3 * 9.4 * 3.3in Package weight: 1487g / 3.3lb Packing list: 1 * Metal Detector Main Unit 1 * Armrest 1 * Probe Rod 1 * Adjustable Rod 1 * S Elbow 1 * Search Coil