The Sanwa Direct Ergonomic Mouse Wireless is designed for tendonitis prevention, featuring an ergonomic design and sturdy 5-button construction. With a sleek blue LED light, this mouse provides a comfortable user experience while ensuring precise cursor movement with its optics movement detection technology. The mouse is powered by a built-in lithium-ion battery, making it convenient for everyday use. Its compact size and wireless connectivity make it ideal for use on computers, particularly with Windows 10 operating system. The included battery and ergonomic features make it a stylish and functional choice for right-handed users looking for a reliable mouse for their computing needs.