1.Brightly Flashing on Have an effect on.Especially When You Hit Out Balls,will Shows One Beautiful Arc within the Sky.
2.how one can use:Forced it to the bottom, it is going to shine, after that play golf
3.Comprises 6 pcs Golf Balls. Two-layer Traning Balls.The colour:pink/green/red/blue,some wooden tees without spending a dime(random).
4.Is still Luminous for 5 Minutes,50 Hours for Total Luminous Time
5.Easy to Find the Balls When You Play it at Night,also Suitable for Indoor and Outside