The Ball Coach radar is a speed training tool for player development through one-on-one coaching and/or self-guided drills, offering hands-free operation to keep it simple. By providing instant results measuring hitting power and throw, serve or shot speeds, the Ball Coach is a must-have training tool for any serious athlete. Product Features: Easy Trigger Capabilities: Hold down trigger before the ball is in flight, release once speed is displayed Constant On Mode: Provides automatic triggering without the push of a button Measures from 25 mph to 130 mph and is accurate to within +/- 1 mph (+/- 2 kph) 120 feet of range on a baseball and 25 deep recall memory Includes: Illustrated quick start guide Soft-shell belt holster case Comfortable wrist strap Two alkaline AAA batteries Warranty: 2 Years Additional Details: Not compatible with Pocket Radar app Model: PR1000-BC Pocket Radar