Enhance the security of your home with the Ring 4SDBE9-0EU0 Alarm Contact Sensor in white. This wireless alarm system is designed to keep your home safe from intruders. It is compatible with Windows and Android devices and has a power source of battery.

The alarm comes with several features, including Wi-Fi, battery backup, pet-friendly, self-adhesive, and a digital display. The Ring contact sensor has a smart home protocol of Wi-Fi and Z-Wave and can operate up to 105 dB. The sensor is indoor only and can be used with IFTTT, Philips Hue, Google Assistant, Amazon Alexa, and Samsung SmartThings.

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