Feature 1Dark Glowing: Metal fingertip gyroscope adopted luminous design, can glowing in the dark, which will attract kids attention. 2Reduce Anxiety: Fingertip gyroscope toy is suitable for people with ADD and ADHD, which can effectively release stress and anxiety. 3Keep Focused: Finger gyroscope toy can also make people focused and thoughtful, which is suitable for students, office worker and elderly. 4Portable Size: Metal finger gyroscope toy is small in size and light in weight for easy to carry, which can be played in home, bus, office, etc. 5Excellent Alloy: Finger gyroscope made of alloy material, firm and sturdy, which is durable and a perfect gift for your friends and family.Item Type: Fingertip GyroscopeMaterial: AlloySize: Approx. 5 x 5 x 1.5cm / 2 x 2 x 0.6inMetal Purple Light Battery: 4 x 40mAh LR41 Button Battery(Included) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Fingertip Gyroscope1 x Practice Fingertip Gyroscope1 x Disassembly Piece1 x Metal Purple Light1 x Spare Bearing1 x HandAccessories1 x Storage Bag