Trac10214 People Counting Radar BLE Sensor  is a Bluetooth millimeter wave radar sensor, It is used in application scenarios such as space management and personnel perception, It can detect the presence of human body, personnel flow statistics, and support functions such as counting the number of people and tracking the trajectory of people.It has the characteristics of sensitive sensing, excellent algorithm, and an accuracy rate of up to 99%. With a self-learning function, it can deeply learn the environment state, and identify and eliminate interference sources.At the same time, it also has a wealth of expandable functions, such as gesture recognition and posture judgment with a sense of technology