1. Real time lighting sensing: By accurately monitoring the lighting level in real-time, it is easy to optimize the lighting conditions of the environment. 2. Dynamic lighting curve visualization: Track and analyze changes in lighting over time through intuitive interactive curves 3. Intelligent automation: Unleashing infinite possibilities through rich smart home integration; Set different intelligent scene triggers based on changes in lighting to intelligently automate your device 4. Easy to install: Multi functional design, can be pasted anywhere, no greenery to enhance your smart living experience 5. Long battery life: Using CR2032 button batteries can enjoy a year of worry free operation and is equipped with a low battery alarm. Wireless connection: Zigbee Low battery warning: Yes Working temperature: -10 ℃ -+50 ℃ Battery specification: cR2032 (replaceable) Detection range: 0-1000LUX Attention: Zigbee gateway is required (not included) Due to different batches, there may be differences in product printed text, which will not affect use Colour:White Material:Flame retardant PC Package Contents: 1x Light Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.