Description Feature: 1. Sturdy Construction: Made of ABS flame retardant material and spring switch, the magnetic switch is resistant to high temperatures and deformation, ensuring excellent durability and longevity. 2. Enhanced Performance: The recessed door magnetic switch features a capacity of 0.5A (maximum switching current), DC 100V voltage, 10W rated power, 15 to 20mm action distance, providing reliable performance and precise control. 3. NO NC Adjustable: The door window reed switch features a flexible usage with normally open or normally closed settings. White wire for common end, brown for NC, black for NO. 4. Versatile use: The door sensor magnetic switch is suitable for or all access control and anti theft alarm systems, can be used for securing window, doors, and cabinets. Protects your home and enhances your security systems. 5. Easy Installation: This switch features embedded mounting type, can be installed on wooden or aluminum alloy doors and window, without complicated tools required. Specification: Item Type: Recessed Magnetic Switch Material: Flame Retardant ABS Shell Connection Type: Normally Open or Normally Closed (Normally Open: the circuit is open when the door magnet closes. Normally Closed: the circuit is closed when the door magnet closes) Voltage: DC100V Rated Power: 10W. Package List: 5 x Pairs of Magnetic Switch Note: The door magnetic induction can only provide a switching signal, not for directly powering loads or connecting to lamps.