Ultimate 4-Layer Structure Membrane Keyboard- ARES Essential has a phenomenal design, toughest structure with 4 keyboard layers, and nice tactile feel. The traditional backlit membrane keyboard has only 3-layer structure. ARES adds one more layer of board to enhance the robustness. 3 -Color Backlighting Illumination- Splendid three-color backlit with four brightness levels and circulating pulsating mode creates a customized battle game scenario.The Ultimate Game Mode- With game mode, You can disable the Windows key to prevent interruptions while gameplay. 19 Key rollover and 11 multimedia keys can execute your commands and simultaneous keystrokes register the way you intended. Consecutive Attack Mode- When starting the consecutive attack mode, just simply press and hold the key, and then you can continuously fire in the game, providing you a easy operation. HERA Software- With GAMDIAS HERA software, we bring HERMES Lite to the next level – you can personalise and program it to your very own gaming experience. Advanced Optical Gaming Sensor- The Erebos Lite V2 Optical features a 2500 DPI optical gaming sensor with upgraded tracking and pixel perfect accuracy. Ergonomic Design- Built-in memory and 6 easy programmable key settings essential for optimized gaming proficiency, professional ergonomic designs with LED back-lights, perfect for any gripping styles. Weight Tuning System- Ambidextrous design and weight tuning system make you feel the power and control of God in the palm of your hand.