SENS100-DW36SC wireless angular displacement sensor is designed for position feedback and angle detection. It is typically used to monitor the displacement of polished rods in oil field beam pumping wells. It integrates micro-power ZigBee communication, tilt sensor, low-power single-chip technology and other technologies in one. It is a new type of digital energy-saving and environmentally friendly product, and has obtained many patents. The industrial environment is designed for use and its performance is stable and reliable. It has been widely used in major oil fields such as Daqing, North China, and Xinjiang. It has the characteristics of high precision, high reliability, simple installation, convenient maintenance, environmental protection and durability.