Mini 2.4GHz Wireless Mouse Arc Shape, 1600 DPI Optical Touch Sensitive Non-Scroll and Super Thin Bendable Design, Extremely Portable for Laptop, Tablet, Macbook, Surface (Black) New generation Blue Track technology provides higher accuracy and faster respond speed Unique intelligent circuit management makes the mouse save more electricity; powered by just 1 AAA battery Automatic power on when the mouse is bended by 60 degrees and auto-off when get flattened or idled for 3min Magical shape changing design with permanent magnet, endures 40,000 times of bending As light as 40g net weight and 6 to 14.6mm thick; easy to put into your pocket or briefcase