Alarmas de Seguridad para Casa Magnético Alarma de Puerta

4 PACKS WIRELESS Security Home Window Door Burglar ALARM System Magnetic Sensor Features: *Easy Installation-No wiring,easily mounted with the adhesive tape to door or window. *Purpose-Magnetic sensor switch detects entry protecting your home or office whether when you are in or out. *Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more. *Strong 120 dB alarm. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm to remind the owner. *Designed for indoor use only. *Built-in low battery test button to easily check battery life, includes Three LR44 batteries for each alarm. Installations: 1.Use the double-side adhesive tape to fix the main unit at the side of the door/window;then Attach the bar magnet to door frame/window frame with the arrow aligning with the reference line of the main unit. 2.Test the setup by switching the system's switch to "ON" position of the main unit and see whether the alarm can be triggered by opening the door/window. Specifications: Materials:Plastic Style:Door/Window Alarm Finish:Magnetic Sensor Shape：Cuboid Power Source:1.5V LR44 Batteries(Included) Quantities:4pcs Color:White Primary Part Dimension:6.3*3*2cm Secondary Part Dimension:5.5*1.3*1.3cm Package includes: 4x Door Window Entry Alarm 12x LR44 Batteries Payments Delivery details Return and exchange Feedback & Rating Contact us Payments Payments: Paypal, Google Pay, Visa, Master Card, Amerian Express, Discover. Delivery details All items are shipped from US warehouse located at NJ . We ship to your eBay or Paypal address. Please make sure your eBay or Paypal address is correct before you pay. Return and exchange Free return Feedback & Rating Pls contact our customer service firstly if have any problems , we will help to solve the issue, and could offer free return service for full refund or free replacement after confirming. You can buy from us with confidence Contact us If have any problems, please feel free to contact us.

Returns Accepted for this item if it's within 60 Days