Features: brand new and high quality 2.4GHz WiFi-key Connection: Simple setting, no need for home for gateway, you can easily realize intelligent monitoring, simple operation, easy to use, 2.4GHz protocol is more stable, faster and more convenient. Easy to Use: No need for a home for gateway, you can easily realize the intelligent control of home appliances, simple operation and convenient to use. Motion Sensor: PIR detects moving people or animals with a detection distance of 7 meters, which can be monitored in real for time during the day or night. Small and Compact Appearance: Reasonable size design, optimized internal structure, bring you convenience, beauty and enjoyment. Super Bright Red LED: Using advanced PIR technology, continuous detection day and night, continuous detection for a long for time, higher safety. Specifications: Product Type: PIR Motion Sensor Battery: LR6-1.5V/AAx2(not included) Control method: mobile/local remote control Working temperature: 0-40℃ Battery life: about 1 year (standard environment) Working humidity: 20%-80% Indoor communication: shooting range ≥20m Detection angle: 128° wide angle Material: ABS Color: White Product Dimension: approx. 45x70mm/1.77x2.76inches Net Weight: 92g/0.20lbs Package Includes: 1Set Wifi Infrared Human Sensor note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.