DSC EV-DW4975 is a vanishing contact with a built-in reed switch and a long-life lithium battery. It has a reliable 433 MHz technology.
| Make | DSC |
|---|---|
| Manufacturer | DSC |
| Model code | EV-DW4975 |
| Additional info | DSC EV-DW4975 is a vanishing contact with a built-in reed switch and a long-life lithium battery. It has a reliable 433 MHz technology. |