Feature: 1. Excellent Stainless Steel: Fingertip gyroscope toy made of stainless steel material, durable, and not easy to break, full of mechanical feeling, perfect for people to relieve stress. 2. Stress Relieve: Metal fingertip gyroscope bring you a stress reduction experience, perfect waiting in line, meditating, timing, quitting bad habits, starting conversations, etc. 3. Suitable For: Fingertip gyroscope can increase children attention and concentration, perfect for releasing anxiety, relaxing, staying awake, ADHD, autism, and other attention disorder issues. 4. Portable and Lightweight: Take this metal fingertip gyroscope toy with you wherever you go, compact design makes it easy to carry in your pocket or bag for office, home, and bus playing. 5. Suitable For: Fingertip gyroscope suitable for all ages, can be used as a simple and great gift at birthday, Christmas, Thanksgiving, Halloween, New Year or any other party or event. Specification: Item Type: Metal Fingertip Gyroscope Toy Material: Stainless Steel Size: Approx. 55 x 15mm / 2.2 x 0.6in Purple Lamp Battery: 4 x 40mAh LR41 Button Cell (included). Package List: 1 x Fingertip Gyroscope Toy 3 x Glowing Beads 1 x Purple Lamp 1 x Bearing 1 x Disassembly Tool 1 x Storage Bag Note: Luminous beads can be illuminated by a purple lamp.