Specification Brand : Sunicon BulletPoint1 : [STRONG MAGNETIC SWITCH] Magnets are naturally close, creating a path for current when together, switch off. BulletPoint2 : [EFFICIENT FUNCTIONALITY] No external power supply is needed, and the GND and N.C ports of wired orwireless alarm control panel are directly connected. BulletPoint3 : [VERSATILE COMPATIBILITY] Connect directly to wired or alarm control panel, suitable for various security setups. BulletPoint4 : [DESIGN] Withstands 1 million switches, ensuring long-term reliability for continuous protection. BulletPoint5 : [WIDE APPLICATION] Ideal for home, office, or any space requiring dependable security measures. CompatibleDevices : Laptop ExternallyAssignedProductIdentifier : 7639151591988 IncludedComponents : No ItemName : Sunicon 10pcs Normally Closed Recessed Wired Door Window Sensor Magnetic Switch for Home Alarm System, White ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 10 centimeters ItemTypeKeyword : magnetic-switches Manufacturer : Sunicon Material : Copper ModelName : Sunicon4qg170unz5 ModelNumber : Sunicon4qg170unz5 NumberOfItems : 1 PartNumber : Sunicon4qg170unz5 PowerSourceType : AC/DC ProductDescription : Specifications: Working Distance: 15mm + 5mm Switching Pressure: 100VDC Load current: 300 mA Life: 1 million times Switch Output: NC (Normally Closed) Package Weight: 91g/3.2oz