Compact metal design with easy installation easy setup using screws or double sided tape, suitable for various door types including wooden doors and window in homes, hotels, and commercial spaces switches features stable with a long lifespans, supporting 60V withstand voltages and 150mA load current for security detection Reinforced construction resists breakage, pressure, impacts, and, ensuring consistent operations under different environmental conditions Normally open configuration closes when magnets approach within 18mm±10mm action distance, triggering alerts for enhanced home and business security Versatile application covers needs, ideal for doors and window in residences, hospitals, warehouses, and shopping mall with 24Awg wiring ( 350mm length, Manufacturer: GMBYLBY