The Suite Represents The Three Core Components Of Weather Measurement: Wind Speed, Wind Direction, And Rainfall.<br> It Uses A Sealed Magnetic Reed Switch And Magnet, So You Need To Supply Voltage To Make Any Measurements.<br> All Sensors In The Weather Gauge Kit Are Passive Components. This Means You Need A Voltage Source To Measure Anything.<br> Sensors Include Wind Vane, Cup Anemometer, Dumping Bucket Rain Gauge.<br> Solar Powered Wireless Home Weather Station<br> Outdoor Transmitter Function <br> 1. Wireless 433mhz Transmission, Transmission Distance Of About 100 Meters<br> 2. Outdoor Humidity Range From 20% To 99%, Resolution:5%.<br> 3. The Outdoor Temperature Range Is -40C To +60C,And The Resolution:1<br> 4. Wind Speed And Direction Transmission:Wind Speed Range From 0 To 50m/S;Wind Direction E,S,W,N,Se,Ne,Sw,Nw Eight Directions<br> 5. Rainfall Transmission:The Total Rainfall Is 9999 Mm<br> 6. Low Voltage Detection:When Low Voltage Occurs,The Receiver Symbol Flashes<br> 7. Power Supply Mode:Alkaline Rechargeable Battery 2xAa 1.5v,Solar Energy<br> 8. Waterproof Grade:IPX3<br> Name:Professional Weather Station<br> Indoor Temperature:0-50<br> Outdoor Temperature:40-60<br> Temperature Accuracy:1.0<br> Humidity Range:20%-90%<br> Humidity Accuracy:5%<br> Rainfall Range:0-9999mm<br> Air Pressure Range:750hpa-1100hpa<br> Receiver:3xAA 1.5V LR6 Alkaline Batteries(Without Batteries,You Need To Pair The Corresponding Type Of Batteries Yourself)<br> Transmitter:1.5V 2xAA Alkaline Batteries(Solar Transmitters Use Rechargeable Batteries)(Without Batteries,You Need To Pair The Corresponding Type Of Batteries Yourself)<br> Battery Life:Base Station At Least 12 Months,Remote Sensor At Least 24 Months<br> Colour:Gray-Black<br> Material:ABS<br> Size:18.9x12.5x2.7cm<br> Package Contents:<br> 1 Set * Weather Station essories<br> 1 * Temperature And Humidity Meter<br> Only the above package content, other products are not included.<br> 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.