Step up your game with the Pulsefire Haste 2 Core. The HyperX Custom Core Sensor in this mouse will precisely track all your movements. There won't be any lag either. It's got a 1,000 Hz polling rate, so all your clicks will be registered instantly. And the TTC Gold switches in the buttons give you that crisp and satisfying click you want for the perfect feedback. Good to know - The ultra-light design lets you game without even feeling the weight in your hand - With up to 100 hours of battery life, you won't interrupt your squad's win streak - You can connect to your gaming rig via Bluetooth or 2.4 GHz wireless - the choice is yours - Use the HyperX NGENUITY software to tailor your mouse settings to your needs