With POWERPLAY and LIGHTSPEED technology integrated, Logitech G has solved the barriers to high performance wireless gaming. Input lag, wireless drops and dead batteries are now a thing of the past. Wireless is the future of PC gaming, made possible through advanced science and unrivaled engineering. Continuously charge your compatible Logitech G gaming mice: G703, G903, G502 LIGHTSPEED, G502 X LIGHTSPEED, G502 X PLUS, PRO Wireless, PRO X Superlight and more.