Features: The modelling of the new fly ball more vivid; The fly ball with lamp, night more dazzle bright; The new made of PP material resistant to fall off; The point is about 50 cm when it falls on the surface of the earth, the club on the ground have induction rebound fly, so fly ball wouldn't fall to the ground, thus more resistant to fall off! Specifications: Packing: double blister packaging Material: plastic The flying time: 8 minutes Charging time: 30 minutes Diameter: 4.5 cm Packing size: 17.7 * 17 * 5.2cm Net weight: 43g Package includes: 1 x Sensing crystal ball 1 x USB Cable