These new lighted juggling balls are brightly illuminated with an LED and available in 4 colors. The balls are constructed from a soft vinyl skin and are filled with plastic pellets which give the ball proper weight for juggling and also disperse light for a soft, even glow. Each ball is powered by 3 button cell batteries, which have an average life of 10-20 hours. Simple operation with a small recessed switch - rotate clockwise or counterclockwise to turn on or off. Note: Each Lighted Ball includes one Light Kit. Each Light Kit includes 3 batteries. Additional Light Kits are available - use for replacement, spares or to change colors. Additional batteries are available in packs of 3. Ball Color: Translucent White Light Colors: Red, Blue, Green, White, Strobe, and Color Changing. Batteries: Button Cell Alkaline Diameter: 69mm (2.72 in.) Weight: 140 gm (5 oz) Warranty Note: Due to the sensitive nature of electronic components, we can not give an unconditional warranty on lighted balls - malfunction due to breakage of electronics will not be covered. We will cover all other aspects of the product in keeping with our general lifetime warranty policy.