TechPowerUp published a review on the Pulsar X2
A quote from the article:
With the X2, Pulsar debut their first ambidextrous shape. Equipped with PixArt's latest PAW3395 sensor, Kailh GM 8.0 switches for the main buttons, and weighing no more than 56 g, the X2 also comes with 70 hours of battery life and full software customizability.Pulsar X2 Review