Wireless motion detector for Philips Hue system. Weatherproof (IP54) motion sensor that is optimized to work well outdoors. Connects to bridge (50840) and turns on light when motion is detected. Built-in light sensor. Also compatible with Homekit and Google Assistant via bridge (50840). Can show light level (lux) via the app (iOS). The day and night settings make it possible to switch on the lights differently based on the ambient light. IR range: 12 m. Powered by 2x AA batteries (included). Dimensions: 64x76x76 mm.