1. The handle frame 30 cm long, rolling ball is 5 cm in diameter. 2. To turn the ball into the metal frame, through the ball itself comes with a magnet adsorption on the metal frame, so as to form a circuit, the ball comes with colorful flash that flash. 3. Through before and after shaking the handle, slowly turn the ball rolling. very interesting fun. 4. Can train children’s ability and the ability to balance. it’s the best gift for a child. Specification: General Material Metal Battery Type Button Battery Size 30*4*4.5cm Weight 79g Package Include Package Contents 1…