<p>Easy to install and can be used when attached to the wall</p> <p>Brightness sensor linkage on-off device, switch, light bulb, socket, motor, etc. to achieve smart home</p> <p>USB power supply, don't worry about running out of battery power.</p> <p>WiFi light sensor</p> <p>Power supply: Micro-Usb DC 5V1A</p> <p>Light range: 0-1000LUX</p> <p>Detection level: 1-3</p> <p>Standby power consumption: less than equal 0.5W</p> <p>Detection component: photosensitive diode</p> <p>Wireless type: 2.4GHz</p> <p>Wireless protocol: IEEE802.11b\/g\/n</p> <p>Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use.</p> <p>Colour:White</p> <p>Material:plastic</p> <p>Package Contents:</p> <p>1 x Light Sensor</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>