Features High Sensitivity for gold detection Larger LCD display for easy target identification Waterproof 11 inch detector disc for deep detection Adjustable connecting rod for comfortable use Wide application for various treasure hunting locations Specification: Item Type: Metal Detector Material: Aluminum Alloy, ABS Battery: 4 x AA Alkaline Dry Battery ( Shipped Without Battery ) Scanning Support: 5.2 ft.lb Lateral Moment (7.1 Nm Lateral) Operating Principle: VLF Induction Balance Operating Frequency: Nominal 13kHz Basic Sensitivity: 5 x 109 Rool Hertz ( Detection Rate ) Hysteresis Factor: 70ms Package List: 1 x Detection Disk 3 x Connecting Rod 1 x Handle Accessory 2 x Manual Package List 1 x Detection Disk 3 x Connecting Rod 1 x Handle Accessory 2 x Manual