YF-S201 Water Flow Sensor

GY-273 Triple-Axis Magnetometer Compass Module HMC5883L. An electronic module identified by its model and function.

GY-521 module featuring the MPU6050 accelerometer and gyroscope for motion-sensing and orientation projects.

GY-68 BMP180 Atmospheric Pressure Module. An electronic module identified by its model and function.

Two-wire temperature sensor with a 1-metre lead. The listing mentions both PT100 and K-type; confirm the sensor type before selecting an interface.