Product highlightsTotal Weight : 7.32 lbs (3.32 kgs)Frequency : Zero Voltage Transmission (ZVT)Warranty : 3-year warrantyWaterproof : GPZ 7000 is Weatherproof in Rain or Wet Conditions (but not submersible)Wi-Stream : Uses Low-Power Digital Audio Transmission to Achieve No Perceivable Audio Time Lag (less than 10 ms). This Provides Reliability and Maximum Sound QualityGPSi : Uses a U‑Blox GPS Engine to Integrate Location and Time Data with Detector SettingsBattery Type : Li-Ion Rechargeable Pack (7.2V DC, 72Wh)Battery Life : 8-10 hoursSearch Coil : 14x13" Waterproof Super-D Smart Search CoilHeadphones : Koss UR-30 Headphones includedFull Color Display : Full color LCD DisplayMulti-Languages : English, French, German, Italian, Polish, Portuguese, Russian, Spanish or TurkishIncluded Accessories : 14x13" Waterproof Super-D Smart Search Coil, Koss UR-30 Headphones, WM 12 Wireless Module (non-waterproof), Pro-Swing 45 and additional J-Strut, 2 Field Guides, X Change 2 Software and Instruction Manual CD, Car Charger Plug, USB Charging Mini Cable for Wireless Module, USB PC cable to connect GPZ 7000 for GPS Data to X Change and Google Maps, Li-Ion Rechargeable Pack, BC 10 Battery Charger with Multi-Country / Universal Charging Plugs, Battery Terminal Connection Cable for Charging Directly from a Car Battery, GA 10 Guide Arm