This advanced metal detector can locate metal objects from iron relics, coins, and household items to precious metals like silver and gold. It is versatile and can be used on the beach, in the garden, on the floor, in shallow water, and even on ceilings. The detector features a waterproof search coil and an adjustable length up to 115 cm, making it adaptable to various applications. It can detect coin-sized objects up to 25 cm deep and larger objects up to 200 cm deep. An integrated loudspeaker provides immediate acoustic feedback upon detection. The headphone socket and adjustable volume offer privacy and clearer sound during treasure hunting. The metal detector requires 2 x 9V batteries (not included). Please be aware that using a metal detector may require permission, a permit, or a license, and its usage may be restricted in certain locations. It is essential to familiarize yourself with and adhere to all local, state, and national laws related to metal detecting. Features: Size: 115 x 20 cm (L x W) Waterproof search coil: 20 cm (Φ) Headphone Jack: 3.5 mm Colour: Black Adjustable volume Power supply: 2 x 9 V batteries (not included) 3 tone discrimination for different types of metal Specifications: Dimensions: H: cm Colour: Black Material: Metal Model Number: 140551