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Male hand punching red fire alarm switch on concrete wall in public building. Industrial fire warning system equipment for emergency. Stock-Foto | Adobe Stock
E-bike Alarm System 36v 48v 60v 72v With Dual Switch For Electric Bicycle Motorcycle Scooter Brushl | Fruugo DE
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Smart WiFi Socket, WiFi 2.4 GHz Switch, Intelligent Timer Alarm Clock, Smart Home Remote Control 16 A, Compatible with Alexa & Google Home : Amazon.de: DIY & Tools
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2 x Car Door Contact Switch Opener Door Contact Switch Universal Alarm System (Model 3) : Amazon.de: Automotive