Versatile Coil Combo: The GOLDBUG Pro comes with two waterproof search coils, a 5-inch and a 10-inch DD coil, offering versatility for various environments, helping you find gold nuggets in tight spaces or larger areas efficiently Lightweight & Ergonomic: Weighing just 2.8 lbs (1.13 kg), this metal detector is easy to carry and operate for extended periods without causing discomfort, perfect for those long treasure hunting sessions in the field. High Sensitivity at 19 kHz: Operating at a 19 kHz frequency, the GOLDBUG Pro provides excellent sensitivity for detecting small gold nuggets in mineralized soils, giving you an edge in finding valuable treasures in challenging conditions Durable and Reliable: Battery-powered for convenience, the Fisher Labs GOLDBUG Pro metal detector is built to last. It comes with a 5-year limited warranty, ensuring long-term reliability and durability for many years of treasure hunting. Precise Target Identification: Designed with ease of use in mind, the GOLDBUG Pro offers precise target identification, allowing you to efficiently differentiate between valuable targets and trash, improving your success rate in detecting gold and other valuable items