Dimensions 3" x 5.9" x 0.98" (inches)
Weight 206 g
Frequency K Band 24 GHz
Sensor Type Doppler Radar
Battery AAA x 4
Battery Life up to 20 hours (depending on conditions)
Operating Temperature 14 ° F ~ 122 ° F
Placement 5 ft behind the ball on the same level as the ball
Measuring Range 30 yds ~ 320 yds 

User Manual Download