A Pressure Sensitive, Battery-free Smart Pen That Won’t Break The Bank

Here’s a stylus, AKA smart pen, called SonarPen for your tablet that’s kind of interesting. Why? Well, maybe it is super affordable? Or perhaps, it is battery-free while still offering users pressure sensitivity required for doing digital art? Yup. It sure has all those and it cost a modest 195… Hong Kong dollars which works […]