Fuers WiFi Door Window Alarm Sensor with Magnetic Sensor, Wireless Door Window Contact Opening Security Alarm Compatible with Alexa Google Home, Tuya App Pushes Notification to Mobile Phone, No siren : Amazon.co.uk:
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Yale HSA6010 Door / Window Wire-Free Surface Mount Contact - Screwfix
Surface Mounted Wired Intruder Alarm Door Contact - White : Amazon.co.uk: DIY & Tools
RS PRO Single Door Access Control Door Magnet, 1200lb Holding Force 12 V dc, 24 V dc | RS
Yale B-HSA6010 Alarm Accessory Door/Window Contact White, Accessory for HSA Alarms Including YES-ALARMKIT, Suitable for Main Access Points, White : Amazon.co.uk: DIY & Tools
ERA HomeGuard Smart Wireless Burglar Alarm Kit - Screwfix
ERA HomeGuard Smart Wireless Burglar Alarm Kit - Screwfix
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Magnetic Cabinet Catches White 65 x 20mm 10 Pack - Screwfix