mode DIVE PRO Depth: recommended 15MWorking : Pulse InductionOperating Frequency: 95kHzTuning: Automatic or manually (retune)Indicators: Audio Vibration LEDTemperature range 5 to 158F (-15 to +70C) indication: , vibrate (selectable) response: StaticCoil: 10inch x4inch 25.4x10.3cmWeight:300g10.5 oz (no battery)Size: After folding: L:25.5cm,M:10.3cm,H:6cmUnfolded: L:46.5cm,Batteries : 9V, alkaline or Rechargeable Battery (default Not included)Battery lire: 20 hours typicalColour:Black-OrangeMaterial:plasticPackage Contents:1 x Metal Detector1 x English ManualOnly the above package content, other products are not included.Note:Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +- 1-3cm.