Wired and wireless capability offers the flexibility of uninterrupted gameplay Razer HyperSpeed wireless gen-2 delivers top-tier speed and exceptional reliability, ensuring lag-free, stable connections Ergonomic design reduces hand fatigue and ensures comfortable use during extended gaming or work sessions Razer Focus Pro 45K optical sensor Gen-2 offers cutting-edge precision designed for esports 56g ultra-lightweight design enables fast swipes and effortless control Smooth-touch finish provides a comfortable, non-slip grip that enhances control during intense gaming sessions Rechargeable capability eliminates the need for constant battery replacements