Features 1、Accurate Location: This handheld metal detector is expertly designed for accurate detection of ferrous and non ferrous metals, featuring a 4.2 inch coil for locating even the smallest targets. 2、LED Flashlight Feature: Equipped with a built in LED flashlight, this metal detector illuminates dark and low light environments, ensuring dependable performance even in challenging underwater conditions. 3、Complete Water Proof IP68: The metal scanner boasts IP68 water proof rating, making it suitable for detecting metal objects underwater, in lakes, and at sea, enhancing underwater treasure finding efficiency. 4、Sound and Vibration Feedback: With sound and vibration indicators, this metal detector provides accurate notifications of metal target proximity. The strength increases as you get closer, improving detection accuracy and scan coverage. 5、Ergonomic Design: Featuring an integrated water proof plastic shell and ergonomic control layout, this metal detector ensures durability and ease of use underwater, even under the most adverse conditions. Specification Item Type: Underwater Metal Detector Material: ABS Battery: 1x9V 6F22 Dry Battery (Battery not included) Frequency: 3.2kHz Detection Coil: Approx. 10.67cm / 4.2in Package List 1 x Metal Detector 1 x Lanyard 1 x User Manual