Advance your hunting to the next level. GO-FIND 66 is a serious, high-tech detector. It delivers precision, performance and maximum depth to unearth more treasure. Packs in a load of excitement and adventure, too. Hunt like a pro today. Superior Performance Advanced technology and innovative features for performance to the MAX. Compact & No Assembly It's easy. There's nothing to assemble and no loose parts that can get lost. Ultra Lightweight At only 2.3 lbs (1.06 kg), it's the lightest high-performance detector available*. Easy-Trak Automatic Auto ground-tracking reduces noise interference and maximizes target signals. Treasure View Red = iron targets, likely trash. Green = non-iron targets, possibly treasure! Specifications: Portability: Collapsible Body Find Modes: 4 Search Coil: Large (10-inch waterproof coil) Treasure View: 5 LEDs Backlight: Yes Sensitivity: 5 Levels Volume: 5 Volume Levels Pinpoint Locating: Yes Bluetooth: Yes Smartphone App: Pro Version Smartphone Holder: Yes Digging Tool: Yes Earbuds: Yes Batteries: 4xAA Batteries (not included) Length Collapsed: 21.9 in / 555 mm Length Extended: 51.4 in / 1305 mm Weight: 2.3 lbs / 1.06 kg