Enhance the capabilities of your Speedtech WeatherMaster Wireless Weather Station with the Speedtech WeatherMaster UV-B Sensor. When placed outdoors and aimed towards the sun, this sensor will give continual readings of UV-B, the harmful ultraviolet light waves emitted by the sun. Insert three AAA batteries (not included) into this sensor for power. Place up to four other sensors around your home to provide the most accurate readings. This additional sensor is for use with the Speedtech WeatherMaster Wireless Weather Station.

Dimensions: 3.25"L x 3.25"W x 3"H
Power: 3 AAA batteries (not included)
Transmission Distance: 80 feet
Mounting: wall mount or use included ground stake
Construction: plastic housing