Motorized Ball Pet Toy?Red Yellow?The product is shipped based on the color or size of the main image of the product page.Colour:red yellowOne AA Alkaline 1.5V battery required (not included)Watch your cat or dog go wild and chase the Original Weazel Ball.Motorized plastic ball rolls around when turned on and Weazel frantically chases the ball.Best used on low carpet or hardwood floor for best result and battery consumption.