1). It features simple operation, exquisite design, convenient conservation and low failure rate.
2). Highly sensitive, it can easily detect pin-sized metal articles (or even smaller metal articles).
3). Its sensitivity can be adjusted according to the on-site requirements.
4). Indication of low battery voltage (LED light is always on).
5). It is praise worthy that its price/performance ratio is higher than other products of the same category.
6). There are two kinds of alarms, including sound & light and vibration.

Product Parameters:

1). External dimensions: Length 395 mm*140 mm
2). Product weight: 20/box, 7. 4 kg/box,
3). Packaging dimensions: 52. 5 cmX31. 6 cmX37. 8 cm
4). Working power supply: 6F22ND  9 V battery (alkaline battery, rechargeable battery)
5). Alarm modes: sound & light, vibration (switch)