Features: brand new and high quality BRILLIANT GIFT. Perfect gift choice for friends, students, boys, girls, office staff, game players, beginners on Christmas, Halloween, Birthday, New Year, etc. NOTICE: The spinning pen CANNOT WRITE! DECOMPRESSION SPINNING PEN. The spinning pen built-in colorful LED lights, which is ingeniously designed, is super cool and vey popular among boys, office men, teens, college students, mental working people. HIGH QUALITY. Made of anti-skid, wear-resistant and pressure-resistant aluminum alloy materials, acrylic pen rod, which is durable and easy to grip. In order to get nice balance performance, this pen is designed metal pen heads on both sides of the pen tops, making it easy to spin. INGENIOUS DESIGN, EASY TO USE. Upgraded axisymmetric designed, the double ends of the rotating pen are weighted to achieve the golden balance point, so as to improve the flexibility of use. Featured with drop-resistant silicone pen caps to increase durability. VERSATILITY, PRACTICALITY. This rotating pen measures about 8.3 inches, weights 25g, which is detachable and combinable, easy to refill batteries. The rotary pen can exercise the flexibility of your fingers, and help you get rid of the pressure of study, work and life, bringing you a happier mood and add more fun to life. Specifications: Color: Black; Blue; Green; Red; Purple Battery: Cell Batteries(Included) Material: Plastic＋Metal＋Silicone Total Length: Approx. 21.2cm/8.34in Max Diameter: Approx. 14mm/0.55in Weight: Approx. 25g Package Includes: 1 Pc Colorful Spinning Pen note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!