The Garmin Approach R10 Golf Launch Monitor in black is a compact and lightweight unit perfect for both indoor and outdoor use. Powered by batteries with a 10-hour battery life, this launch monitor provides accurate measurements for launch direction, smash factor, ball speed, launch angle, and spin rate. With sensors utilizing radar technology, this unit is designed specifically for golf enthusiasts. Easy to read and with features such as a sleek design and compatibility with iOS and Android devices, the Garmin Approach R10 is a must-have for improving your golf game.