Product Name:LED Glow Crystal Gyro Product size:about 70mm in diameter and about 13.5mm in height Product weight:about 34g Product material:environmentally friendly ABS crystal material Production process: LED lamp beads, Triangular balance design Bearing Information:Silent Bearing Product features: LED adjustment Product color:As shown Reminder:The effect of the pattern is related to the gyro light, gear, and speed. For details, please refer to the actual product. The product is manually measured, so there will be slight errors.