... ankle and feet area,holding the detector level to the ground about 1~2 inches above the ... surface.When adetecting is being done near the ground,reduce the sensitivity.(Nnote:for good detecting ... effect,far from a very trashy ground).Sensitivity Adjustment:1.The sensitivity shall be adjusted ... is Optional)4.Keep the metal detector dry and clean.Wipe off the detector by wet cloth,don't use ...