Specification: _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Communication method: zigbee _x005f_x000D_ Low battery warning: Yes _x005f_x000D_ Operating temperature: -10℃~+50℃ _x005f_x000D_ Battery specification: CR2032 (included in the delivery) _x005f_x000D_ Detection range: 0~1000Lux _x005f_x000D_ Product size: 50x17mm/1.97x0.67inch _x005f_x000D_ Packaging size: 55*55*25mm _x005f_x000D_ Gross weight: 29g _x005f_x000D_ Note: It needs to be used with Zigbee gateway! _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 X Light Sensor _x005f_x000D_ 1 X Instruction Manual _x005f_x000D_ 1 X Reset Pin _x005f_x000D_ 1 X 3m Sticker 1. Real-Time Light Sensing: The smart light sensor provides precise real-time monitoring of illumination levels, helping you effortlessly optimize the lighting conditions in your environment. Perfect for ensuring the right amount of light at all times. 2. Dynamic Light Curve Visualization: The luminance sensor features an interactive curve that tracks and analyzes changes in light over time. This intuitive visualization allows you to see how light levels fluctuate throughout the day. 3. Smart Automation: The brightness sensor integrates seamlessly with your smart home setup, enabling endless possibilities. Set different smart scenes to trigger based on light changes, automating your devices intelligently. 4. Easy Installation: The illumination brightness detector boasts a versatile design that can be easily adhered to any surface, enhancing your smart living experience without hassle. Enjoy seamless integration into your home. 5. Long Battery Life: The smart home light detector operates on a CR2032 button battery, providing a year of worry-free use. It also comes with a low battery alert to ensure you are never left in the dark.