PREMIUM DURABLE HIGH QUALITY MATERIAL
Built in 4 luminous lights with 50 hours of battery, covered by thick resin and Durable synthetic rubber. Made of soft and elastic materials, which firmly protect the built-in LED light and make it hard to be damaged. The ball is original blue, green, and red before being hit. When the ball is hit hard on the floor, the 4 LED lights inside the golf ball will glow at the same time. The lighting time is around 8 minutes per time, which makes you have enough time to pick them up. After 8 mitutes , the light will be extinguished, hit again, and light up again.