Specification Brand : KingGo BulletPoint1 : Accuracy is accurate and BulletPoint2 : With fine workmanship and excellent quality, it can be used for a long time BulletPoint3 : Normally closed with contacts are apart BulletPoint4 : Ideal for metal door, window, commercial applications and where a wide interval is needed BulletPoint5 : Monitors the opening and closure of doors and windows Color : default ConnectivityProtocol : X-10 ConnectorType : 4-pin ExternallyAssignedProductIdentifier : 8740453856848 ExternallyAssignedProductIdentifier1 : 0709081462140 ExternallyAssignedProductIdentifier2 : 709081462140 ItemName : 2 pcs. Switch Sensor Element Magnetic Switch 7mA -67-67mT 4,5-10,5VDC ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : reed-switches Manufacturer : KingGo Electronics Material : Copper ModelNumber : KG-1111 MountingType : Plug In Mount NumberOfPositions : 4 PartNumber : KG-1111 ProductDescription : Measurement unit: unit