Linkage with smart curtains - A further upgrade to achieve hands-free operation is that the curtains can automatically open and close according to the light intensity without a single command, making your home life easier. Linkage with smart bulb - Reading in dim light is an unhealthy eye habit, and the linkage of light sensors and smart light bulbs will be the best partner to ensure eye safety. Smart linkage to build ideal living space - Are you still troubled by the tedious task of turning on the lights manually, or opening and closing the curtains? Light sensors links up with your smart devices to help you solve home problems. Follow home situation in real time by APP - No matter where you are, the home situation of real-time and historical illuminance is in your hand trhough App. Intelligentize whole house - Real-time monitoring of the light intensity received by the home. When it gets dark, it will turn on smart lights for you to illuminate the path under your feet and ensure your safety. Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Lighting Automation Smart Home Detector APP Control. Product name:Light sensor Wireless connection:Zigbee Low battery warning:Yes Working temperature:-10℃-+50℃ Detection range:0-1000Lux Colour:As Shown Material:Plastic Package Contents: 1 * Smart 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.