【 Ergonomic Design, All-day Comfort】The wireless mouse is made of skin-friendly silicone and plastic, safe and non-toxic. The streamlined arc design follows the natural curve of your hand, which can significantly reduce the pressure on your hands, wrists and arms caused by long-term use. | 【No Delays, No Dropouts】Plug and play means no drivers need to be installed (NOTE: the USB receiver stored in the back of the wireless mouse). The wireless mouse use 2.4GHz wireless technology to provide you with automatic frequency recognition and stable signal without delay. The wireless transmission distance can reach 33 feet. You can use this wireless mouse anytime and anywhere you’d like. | 【Multi-function & Efficiency】This computer mouse adopts a six-button design. Compared with a normal computer mouse, two buttons are added on the side to help you control the forward/ backward page to improve efficiency. In addition, this optical computer mouse has 3 DPI levels (800/1200/1600), you can choose the appropriate sensitivity according to your needs. Our computer mouse has undergone rigorous durability tests and performed perfectly in the 5,000,000 keystrokes test! | 【Energy Saving & Environmental Protection】This laptop mouse is powered by 1 AA battery (battery not included). After 1 minute of inactivity, the laptop mouse enters power saving mode, and after 8 minutes of inactivity, it enters sleep mode, which saves a lot of battery life and reduces the trouble of frequent battery replacement! Just double-click any button to wake up the USB mouse. | 【Wide Compatibility & Great Service】Considerably compatible with Windows XP, Vista, 7, 8, 8.1, 10, Linux and Mac OS (V10.4 or higher). Fits desktops, laptops, PC, Macbooks, Chromebook, Computer. Have a free one-year replacement service. Professional customer service is on call 24 hours a day to solve your problems. This is a universal USB mouse designed for the office, family computer usage, travel, business trips and meetings.