This product can accurately detect whether there is a human in your home. When you are on a business trip, you can also control the dynamics of your home through your mobilephone to protect your family safety. Features: Turn on the home mode and use it with a gateway and intelligent light. When a human body is detected, the lights will automatically turn on, and when a human body is not detected, the lights will automatically turn off. Suitable for various occasions, such as corridors, bathrooms, garages, etc. When a human body is detected, a message will be pushed to the mobilephone. It can detect the heartbeat, respiration, micro movement, and movement of the human body, and is not affected by environmental temperature, heat source, light source, or airflow interference. It can penetrates insulation materials such as fabric, plastics, and glass. Can view 30 days of human presence and light records. Magnetic suction base, easy to install. Specifications: Color: white Item size: 50 * 50 * 27mm / 2.0 * 2.0 * 1.1in USB cable length: 2.0m Package size: 97 * 83 * 31mm / 3.8 * 3.3 * 1.2in Package weight: 130g / 4.6ounce Packing List: 1 * Human Presence Detector 1 * USB Cable