{"product_id":"fort-smart-door-win-contact-sensor","title":"Fort Smart Door\/Win Contact Sensor","description":"\u003cp\u003eFort Smart Door and Window Contact Sensor for Smart Home Alarm System. This sensor detects changes between a transmitter and magnet to alert you when a window or door has been tampered with. Attach the sensor to the side of a door or window frame using the mounting screws, wall plugs and magnet spacers provided, even on recessed doors\/windows. Each sensor is battery powered (batteries included) meaning they can be placed in a room of your choice and away from an active power source. With the click of a button, each sensor connects to the Smart Alarm Hub (sold separately) via radio frequency, from a distance of up to 80m (clear field of view).\u003c\/p\u003e","brand":"Fort","offers":[{"title":"Default Title","offer_id":42306733310134,"sku":"VOW-EL46373","price":139.96,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/7054\/4566\/files\/el46373_530bee80-b977-4936-8a31-b3a1bbdca6b1.jpg?v=1740118393","url":"https:\/\/trade-mart.co.uk\/products\/fort-smart-door-win-contact-sensor","provider":"trade-mart.co.uk","version":"1.0","type":"link"}