Designed for right-handed users with small to average-sized hands. Quiet-click left and right buttons support a quieter work environment. Rechargeable battery provides up to 6 months of use per charge. Connects with up to 3 devices. Includes 6 programmable buttons. LED indicators for battery life and DPI settings. Outer case contains 40% post-consumer recycled plastic. FSC® certified packaging. 3-year limited warranty.