ToF 2 Sensor
ToF (Time of Flight) Ranging Unit resolves distance between the emitting point and the reach point of a subject. Measure absolute distances up to 5 m (about 16.5 feet).
You can set up the ToF sensor with NAssistant. You need to use CP2104 USB 2.0 to TTL UART to be able to connect the Tof sensor to your PC.