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Amazon.com: Philips Hue Secure Smart Contact Sensor, White - 2 Pack - Made for Indoor Doors and Windows - Requires Hue Bridge - Works with The Hue App : Everything Else
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Amazon.com: Philips Hue Secure Smart Contact Sensor, Black - 1 Pack - Made for Indoor Doors and Windows - Requires Hue Bridge - Works with The Hue App : Everything Else
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