Whether you are home or away, this motion sensor will send push notifications to alert you when motion is detected. 24/7 monitoring - receive instant alerts when there is unexpected movement in your home Detects motion up to 4.5m with a 360° detection angle at 2.5m install height Easy Installation: No gateway product required connects via Wi-Fi and SmartKnight app. Automate: Set devices to automatically turn on or off if motion is detected, such as a light Max Load: 2000W Incandescent / 400W/600VA Energy Saving or LED Wi-Fi Connectivity IEEE 802 11 b/g/n (2.4Ghz only) if you have a Dual Band system simply disable the 5Ghz frequency in your Wi-Fi Router* during set up and then enable again once set up is complete Requires cut out of 68mm *check your router manual on how to do this or contact your ISP Technical Specification: Diameter (mm): 100 Projection (mm): 14 Recessed Depth (mm): 60 Cut-out Diameter: 68 Construction: Polycarbonate Finish: White Class: