The new ALOGIC USI Active Stylus Pen delivers perfect accuracy, making it ideal for writing, drawing, playing games, taking notes and more on your chrome OS device. The new ALOGIC USI Active Stylus Pen delivers perfect accuracy, making it ideal for writing, drawing, playing games, taking notes and more on your chrome OS device. A design that sits perfectly in your hand and ideal for everyday use. Precision Design The USI Active Stylus Pen provides immaculate precision, making it ideal for composing notes, drawing, messing around, marking documents and more on your chrome OS device. Designed to sit impeccably in your grasp, it is ideal for everyday use. The Stylus pen tip is also design with a 4096-pressure sensitivity for the highest level of control a mouse cannot provide. Ultra Build Quality The ALOGIC USI pen is crafted from high quality materials and designed to guarantee a longer lifespan from daily wear and tear. USI The USI 1. 0 specification provides for a stylus capable of communicating with different touch sensors and touch controller integrated circuits. With its defined physical interface and protocol, users will be able to employ the same stylus across touch-enabled devices such as phones, tablets, and computing and entertainment platforms, as long as the device’s touch controller is compliant with the USI 1. 0 specification.