Technical Specifications
power Supply: 8pcs 1.5V Batteries in Series
Emitting Frequency: 6.99KHz
Signal Frequency: 437KHz
Indicators: Visual: Lever Meter
Indicators : Sound:2"Speaker or Earphone(Earphone not included)
Function: Disc: Ground BalanceControls
Function: Distinguish Ferrous and Non-Ferrous Metal
Controls: Disc Control; Ground Balance Control
Controls: Tune Control; Sensitivity control
Controls: Discrimination Control
Controls: Zeroing Control