Brand: PerixxColor: BlackFeatures: Natural ergonomic vertical with right-handed design. Recommended to repetitive strain injuries (rsi) users and users work particularly Long periods on the computer Optical sensor and Built-in DPI switch button. You can switch DPI between 800/1600; Easy for you to bring it with when you are on the way. "Plug and play" mouse with USB interface Easy to start to use with standard setting function. High quality rubber coating surface. Compatible with Windows 7 8 and 10; wired USB connection Computer mice ergonomic vertical mouse wired wireless Platform: Windows XPPublisher: Perixx Computer GmbHWarranty: 2 Years Limited WarrantyDetails: Mini-Size Big-Talent Choosing a suitable mouse size is especially important for people who use are heavily-relied on computer on a daily basis. PERIMICE-519’s compact size is ideal for Small (15cm or less) and Medium (15cm - 17.8cm) hand size. 2-level DPI easy switch (800/1600). 6 button design includes two Internet browsing side buttons. The easier to reach the buttons the less stress your fingers have to bare. 1.8m durable cable giving you more flexibility. Wrist Protector Ergonomic vertical design is the wellbeing gatekeeper for you. Slightly tilted design fits the most natural position of human wrist. Height and button layout are precisely calculated to minimize the amount of finger and wrist movement releasing our daily muscle stress and prevent RSI (Repetitive Strain Injury) syndrome. Eye-Catcher Silent click buttons equipped rubber coating all in one adorable mini size providing an extraordinary grip feeling and comfort using experience. PERIMICE-519’s chic streamline outlook in black is here to keep you elegant and classic wherever you go. System requirement • Windows XP Vista 7 8 10 or later • USB Port Specification • Dimension: 105x67x58 mm • Sensor: Optical • DPI: 800/1600dpi • Size: Small/Medium • Number of Buttons: 6 • Scroll wheel with middle click: Yes • Silent clicks: Yes • Cable length: 1.8 meters • How to pick right ergonomic mouse? Know about your hand size. Simply take a measurement from the base of your wrist / palm to the top of your middle finger. Which size? Small: 15 cm or lessMedium: 15-17.8 cmLarge: 17.8 cm or moreEAN: 4049571001678