LED Skateboard Wheels 54mm BLUE Glow Cruiser Longboard LIGHTS + ABEC 9 BEARINGS No batteries needed, these are powered by centrifugal force Each wheel includes 3 super bright LED lights that shine for over 10,000 hours! clear urethane transmits and magnifies the LED lights, coming in at 82a, these wheels ride FAST, SMOOTH and BRIGHT! Scott ALlah Design Selected by MTOO Beware Low Quality from others Scott ALlah Design REFRESH YOUR LIFE STYLE AND CHIC