| Item model number | WD3811 |
| Mounting Type | Door Mount |
| Switch Type Magnetic Reed Switch | Material Plastic |
| Connector Type | Screws |
| Package Dimensions | 5.47 x 4.53 x 0.63 inches; 0.01 ounces |
| Terminal | Screw |
| Operation Mode | automatic |
| Actuator Type | Magnetic |
| Contact Type | Normally Closed |
| Number of Positions | 2 |