hand held metalDetector1,battery9Vreducetoaround7V,butdetectionrangedonotchange2,alkalinebatteryworkat10-15%alarmratio,andcontinuouslyworkingreachuptomorethan40hours3,Candetecttheblackmetalandnon-ferrousmetal4,soundalarmandconcealedvibrationalarmfunctioncanbechangedseparatelybycyclicswitch5,thesound,lightandvibrationcanalarmatthesametime6,highsensitivity,easytouseandadjust7,size:410*140mmCartonsize:46*55*54CMNetWeight:25KGSGrossweight:27KGSQTY/CTN:50pcs/carton
1,battery9Vreducetoaround7V,butdetectionrangedonotchange 2,alkalinebatteryworkat10-15%alarmratio,andcontinuouslyworkingreachuptomorethan40hours 3,Candetecttheblackmetalandnon-ferrousmetal 4,soundalarmandconcealedvibrationalarmfunctioncanbechangedseparatelybycyclicswitch5,thesound,lightandvibrationcanalarmatthesametime6,highsensitivity,easytouseandadjust7,size:410*140mm