Features: Brand new and high quality The JSY 01 Wireless Vertical Mouse is designed to prevent mouse hand syndrome, providing a comfortable and ergonomic grip for users. Made of high quality plastic, this vertical mouse is durable and lightweight, making it perfect for both office work and gaming sessions. Suitable for both men and women, this vertical mouse is ideal for anyone who spends long hours working on a computer or enjoys playing games. Whether you're in the office or at home, the JSY 01 Wireless Vertical Mouse offers a more natural and comfortable hand position, reducing strain and fatigue. With its innovative design and advanced features, the JSY 01 Wireless Vertical Mouse is a must have accessory for those seeking improved comfort and productivity in their daily computer use. Specifications: Buttons: Left/Right, Forward/Backward, DPI, Scroll Wheel Forward/Backward buttons cannot work on apple devices. Type : Wireless Vertical Mouse Color : Silver Resolution: 800-1200-1600 DPI Note: No retail package,battery not included. 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! Package includes: 1 x Vertical Mouse