Handheld Metal Detector Scanner

The scanner is sensitive, it can easily detect pin sized metal items.
The sensitivity can be adjusted according to the on site requirements.
Indication of low battery voltage (LED light is always on)
There are two kinds of alarms, including sound & light and vibration
Working power supply: 6F22ND 9 V battery (alkaline battery)
Battery not included.

Specification:
Power Voltage: 9V Standard or Rechargeable Battery
Power: 270mW
Operating Frequency: 22KHz