Ergonomic Design - The 2.4G Computer Mouse make you enjoy every clicking moment. Comfortable Ergonomic claw grip design, no fatigue after long-term work and study. High-precision - 1000 DPI movement resolution enables responsive cursor control for precise tracking, works on most surfaces. Tested over 5 million times keystroke life, the wireless mouse ensures responsive click. Easy to Use - The simple wireless mouse, just plug and play, very easy to use, can save your time and improve your work efficiency. Universal Compatibility - The computer mice has a wide range of compatibility, Compatible with computer, laptop, desktop, PC, laptop, Windows XP/Vista/7/8/10. One year Warranty & 30days Return - We are the designer and manufacturer for Rapoo mouse and keyboards, we have been engaged to providing the best products to our customers. All the products are hassle-free 30days return and refund or replacement and one year Warranty.