Technical Specifications
Power Supply: 8pcs 1.5V Batteries in Series
Emitting Frequency: 6.99KHz
Signal Frequency: 437KHz
Indicators: Visual: Lever Meter
Sound:2"Speaker or Earphone
(Earphone not included)
Function: Disc: Ground Balanc;
Distinguish Ferrous and Non-Ferrous Metal
Controls: Critical Sound Tuner;
Function Tuner ;
Color: Black
Certification : EMC Certification