| Detecting Method | Magnetic induction |
| Detecting ability | High: FeΦ0.8mm Sphere or above at 5mm height from detecting surface. Low: FeΦ1.0mm Sphere or above at 5mm height from detecting surface. |
| Detecting area | 25mm(W)x50mm(D) |
| Alarm method | Buzzer, LED lamp |
| Dimension | 58mm(W)x195mm(L)x50(H)mm |
| Weight | 212g |