Philips Hue Outdoor Sensor review: Trigger Hue lights and HomeKit gadgets with this $50 sensor - CNET
Philips Hue Outdoor Motion Sensor - 1 Pack - Turns Lights On When Motion is Detected - Weatherproof - Requires Hue Bridge - Compatible with Alexa, Apple HomeKit and Google Assistant - Amazon.com
Philips Hue Outdoor Motion Sensor for Hue LED Light Lighting Wi-Fi ZigBee IP54 8718699625474 | eBay
Review: Philips Hue Outdoor Sensor Is the First HomeKit Outside Motion Detector - YouTube