Logitech G502 SG Gaming Mouse - Hero 25K Sensor, 16.8 Million Color LIGHT SYNC RGB, 11 Programmable Buttons, On-Board Memory - Official League of Legends SG Gaming Gear.(League of Legends-Guardian of the Stars，Kasha, Ali, Akali) Play All Out: Logitech HERO G502 gaming mouse is designed with official League of Legends universe character art for a complete and immersive game play experience Hero 25K sensor through a software update from G HUB, this upgrade is free to all players: Our most advanced with 1:1 tracking, 400+ IPS, and 100 - 25,600 max DPI sensitivity plus zero smoothing, filtering, or acceleration 11 customizable buttons and onboard memory: Assign custom commands to the buttons and save up to five ready to play profiles directly to the mouse Adjustable weight system: Arrange up to five removable 3.6 grams weights inside the mouse for personalized weight and balance tuning Programmable RGB Lighting and LIGHTSYNC technology: Customize lighting from nearly 16.8 million colors to match your team's colors, sport your own or sync colors with other Logitech G gear Mechanical switch button tensioning: Metal spring tensioning system and pivot hinges are built into left and right gaming mouse buttons for a crisp, clean click feel with rapid click feedback Personalisable: 11 customisable buttons and onboard memory: Assign custom, adjustable commands to the buttons and save up to five ready to play profiles directly to the mouse Adjustable Weight System: Arrange up to 5 removable 3.6 g weights inside the mouse for personalized weight and balance tuning; configurations in a variety of front, rear, left, right and centre LIGHTSYNC RGB: Programmable RGB Lighting and LIGHTSYNC technology from nearly 16.8 M colours to match your gamer team's colours, sport your own or sync colours with other Logitech G gear.Mechanical Switch Button Tensioning: Metal spring tensioning system and pivot hinges are built into left and right gaming mouse side buttons for a crisp, clean click feel with rapid click feedback.World's NO.1 Best Selling Gaming Gear Brand: Based on independent aggregated sales data (FEB 19 FEB'20) of Gaming Keyboard, Mice, & PC Headset in units