产品详情
[Specifications]
● Detection method: Permanent magnet magnetic induction method
● Alarm method: Lamp, electronic buzzer
● Detection ability: Up to 3-4cm for insect pins
● Detection section: WIDE 9 x 4cm, SPOT 3 x 3.5cm
● Power supply: 2 x AA batteries (1.5V) ◆ When needles or iron pieces are detected, the lamp and蜂鸣器会通知 。
●方便避免金属按钮和部分仪表读数的方便的类型。
●可通过切换宽点范围可获得有效检测。
