| origin | Mainland China |
|---|---|
| high-concerned chemical | None |
| condition | New |
| type | Module |
| choice | yes |
| UPC | 711181039573 |
Check the listing for details. DIY Electronic Kit Handheld Simple Metal Detector Electronic Components Solderin. Condition: New. Listed at 16.76 USD. With indicator lights, the LED red light flashes to alarm. The LED red light flashes to alarm. Working current: around 23mA (under normal alarm conditions). Static working current: 3.7mA (without alarm).