WORKING METHOD* : VLF Single frequency 14kHz AUDIO OUTPUT* : 15Levels Speaker / Vibration / 3.5mm Wire Headphones SMARTPHONES COMPATIBILITY:Built-in Bluetooth Module PROTECTION: Entire Unit IP68 5Meters Waterproof. Mud-guard Control Box TELESCOPIC ROD :Fast Release Cam-lock 2 Sections Straight Rods Extendable from 80CM to 130CM DESIGN: Sleek, Compact Structure with Low-Poly Diamond Sculpturing Design ARMREST : Flexible Armrest Cup with Kickstand and Pinpointer Attach Design HANDLE: Position Adjustable, Grenade Textured Surface BATTERY : Built-in 3000mAh Li-Po Battery for 14Hrs Operating RECHARGE PORT: Durable and Corrosion-Resist Magnetic USB System DETECTION COIL:11”X9“ TurboD RAPTORX Performance Waterproof Coil LED DISPLAY: 2 Levels LED Back Lights For Low Light Condition METAL ID: 99 Metal I.D. Level for Target Identification GROUND BALANCE: Automatic(pump) or manually (selecting) PROGRAMS * : Park / Field / Beach / Gold 4 Detecting Programs TARGET ID*: 25 Segments Resolution Easy to Select and Mask GAUGE: Depth Reader,Metal ID Indication, Battery Status.etc SETUPS*: Target ID Selection, Threshold, Tones, FeSen WEIGHT: Lower to 2LB 8OZ/1.15KG (w/ BladeS Coil) OPERATION TEMP RANGE: 32° to 95° F (0° to 35° C) NON-OPERATION TEMP: -4° to 113° F (-20° to 45° C)