DURABLE MODE: This metal detector has a submersible standard IP68 waterproofing and can be cleaned under running water or under water for metal detection at 30m-60m.Audible Alarm: The detector has both audible and vibrating alarms to indicate the position of metal objects, and the strength of the alarm increases as the detector approaches the metal target.Sensitive DETECTION: The portable metal detector is designed to locate metal while searching for treasures, and the underwater detector with a 5.9 inch coil is also highly effective in detecting the smallest metal objects.Rechargeable Batteries: Metal detectors no longer use traditional disposable batteries, but rechargeable batteries, which are environmentally friendly and save money.EASY OPERATION: This metal detector is designed with 2 buttons, which can be easily switched on and off, switching modes in one second and easy to operate1.DIVING MODE: This metal detector has a submersible standard IP68 waterproofing and can be cleaned under running water or under water for metal detection at 30m-60m.2.Sensitive DETECTION: The portable metal detector is designed to locate metal while searching for treasures, and the underwater detector with 5.9 inch coil is also highly effective in detecting the smallest metal objects.3.EASY OPERATION: This metal detector is designed with 2 buttons, which can be easily turned on and off, switch between modes in one second and easy to operate.4.AUDIBLE ALARM: The detector has both audible and vibrating alarms to indicate the position of metal objects, and the strength of the alarm increases as the detector approaches the metal target.5.Rechargeable BATTERY: Metal detectors no longer use traditional disposable batteries, but rechargeable batteries, which are environmentally friendly and save money.Specification:Item type: Underwater Metal DetectorMaterial: ABSBattery: 1 x 6F22 1600mAh rechargeable lithium battery (supplied with built-in battery)Alarm mode: sound and light, vibration, sound and light and vibrationMeasuring range: Approx. 10-12cm3.9-4.7inProtection level: IP68Voltage: 5VCurrent: 35mAPower: 0,315MWFrequency: 3KHZHow to use:Remove the product, turn on the switch to usePackage List:1 x Underwater Metal Detector2 x tailgate accessory1 x lanyard1 x USB cable1 x instruction