ERGONOMIC COMFORT HAND FEELING The latest ergonomic design of 2020! Tailored to fit the contour of your palm for optimal comfort and support. The thoughtful ring and little finger rest provide additional ease. The robust scroll wheel with rubber ensures your hand stays secure while scrolling. IMPROVE WORKING EFFICIENCY With three DPI levels (1000-1200-1600), this optical mouse allows you to adjust its sensitivity as needed. Designed with six multifunctional buttons, including next/previous buttons for easy web browsing; a valuable tool to enhance productivity and efficiency in the workplace. STABLE CONNECTION AND POWER EFFICIENT 2.4GHz wireless technology and a professional chip enable a longer operating distance of up to 50ft. This computer mouse enters sleep mode after 8 minutes of inactivity. Simply press any button to wake it up. Note: powered by 2 AA batteries (not included). PLUG AND PLAY & SLEEK DESIGN The compact wireless receiver conveniently fits into your computer's USB port, eliminating the need for driver installation. Crafted with skin-friendly frosted material and featuring an O-shaped texture on the sides, this asymmetric mouse is slip-resistant, sweat-proof, and fingerprint-resistant for comfortable use. It also adds a chic, high-end look to your desktop. WIDE COMPATIBILITY & MONEY BACK GUARANTEE Fully compatible with Windows 7/8/10/X, Vista 7/8, and Linux, etc. Suitable for desktops, laptops, PCs, MacBooks, and other devices. Note: side buttons are not available for Mac OS. Enjoy a 30-day money-back guarantee and lifetime warranty with friendly customer support. If you encounter any issues with your product, please contact us for a replacement at no extra cost or a full refund.