Function :

1.Simple and convenient operation
2.Fairly low consumption of battery
3.Extremely high detecting speed
4.Extremely high accuracy and sensitivity
5.The battery management system continuously monitors the deficiency of power and voltage.
6.Most adapting to the man's hearing difference, it will generate different alarm tones depending on the size and distance of metal.
7.The alarm sound will last when finding metal and continuously lock its correct position. 
8.The probe will give an alarm easily when a pin is 35mm to it.

Product Parameters:

1.External dimensions: Length 395 mm*140 mm
2.Product weight: 20/box, 13 kg/box
3.Unit gross weight: 0.5 KG/1 PCS
4.Working power supply: 6F22ND  9 V battery (alkaline battery,
rechargeable battery)
5.Alarm modes: Simultaneous sound and light alarm
6.Packing dimensions:450mm*440mm*225mm