vertical wireless mouse,zelotes 2.4g rechargeable wireless vertical ergonomic mouse,1000/1600 /2400dpi, 6 buttons for laptop, pc,desktop blackComfortable and classy. Tired of using the traditional grip? Take a break from overly-clunky or uncomfortably tiny mice. The ergonomically-designed thumb rests and grips fit the contour of your palm for maximum comfort. Sleek and Sexy. Turn heads with a futuristic design. Made for increased functionality and comfort, this mouse combines a handshake grip with a easy-access buttons and two levels of mouse sensitivity for improved tracking. Specification Button number: 6 Item Type: Wireless Mouse Product Weight: 130g Product dimensions: 110*72*75mm Resolution: 1000-1600-2400 Widely Compatible with Windows 2000 / XP / Vista / 7 / 8 / 10 / Linux. Package includes: 1 * Zelotes Wireless Vertical Mouse 1 X USB Receiver 1 X Micro USB Charging Cable 1 * Instruction Manual