G502 is an icon, topping the charts through every generation, and the mouse of choice for serious gamers. This set contains Logitech G502 Lightspeed Wireless Gaming Mouse, Lightspeed Wireless Receiver, Receiver Extension Adapter, Charging/Data Cable, Accessory Box, 4x 2g Weights, 2x 4g Weights, User Documentation, and Limited 2-Year Warranty.