... Product size :4 inch , 5 inch, 6 inch,8 inch 4 inch plasma ball lightPassed GS ,CE,LVD,ROHS cerificateProduct size :4 inch , 5 inch, 6 inch,8 inch Item ConditionBrand new ... activation mode to flash to the sound of your voice or your favorite song. 4" Ball.Light up your room or just ... you just can't get enough of the excitement of the dancing currents of the plasma ball! A 4" ball sits atop a black ...