Sun Sensor: When the sun comes out or goes down, sensor will open or close your awning automatically, it can protect your awnng from damage easily Sustainable power systems: It's wireless, so you don't have to worry about your sensor interrupting the detection of wind and sun frequently so that it is not able to adjust your awning in time Wind Sensor: It will operate your awning in time when it detects the strong wind, so you don't have to worry about your sensor being eroded by the rain or wind State of Assembly:Ready-to-Go Product name:Solar Energy Rain Sensor (The product appearance and printed words may vary depending on the batch, but this does not affect use) Color: As shown Material: plastic Package Contents: 1 x Solar Energy Rain 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.