Enhance your home security with the MC-38 Wired Door Window Sensor Normally Open Magnetic Switch Home Alarm System, available now at Tronix365. As a team of young enthusiasts, Tronix365 is committed to providing the highest quality products and components at affordable rates. This reliable and easy-to-install sensor ensures your doors and windows are protected, triggering an alarm when unauthorized access is detected. Trust Tronix365 for your security needs and experience unparalleled peace of mind without breaking the bank.