TDK InvenSense EV_MOD_ICU-20201-00 Evaluation Module evaluates the ICU-20201 ultrasonic Time-of-Flight (ToF) sensor and plugs into the DK-x0201 development kit. The ICU-202021 sensor is ideal for measuring a range of objects between 20cm to 5m. This sensor operates in any lighting condition, including sunlight and complete darkness. Typical applications include obstacle avoidance, wall following, parking lot sensors for vehicle counting, and ground-level measurement in drones.