RS485 Wind Direction Transmitter Colour_Smoke maintains accurate timekeeping when main

maintains accurate timekeeping when main power is off

When you are using external signal drive the grove connector

SDA - I2C data pin

and from left to right) GND

RS485 Wind Direction Transmitter Colour_Smoke maintains accurate timekeeping when mainThe wind direction sensor is a professional meteorological instrument used to measure horizontal wind direction. It integrates a hall sensor inside. The shell and weather vane is made of aluminum alloy material and uses special mold precision die casting process, featuring small dimension tolerance and high surface accuracy. The sensor internal circuit is protected, which makes the sensor have the properties of high strength, weather resistance, anti