The Grove RS-485 allows your Arduino connect with RS-485 device easily, you just need to plug and play.
RS485 is cost-effective solution in serial communication, it can be used to data rate at 10Mbit/s or distance up to 1200m at lower speed.
Note
We've Released the Grove Selection Guide and hope to help you find the Grove suit you best.
Features
Supply voltage: 3.3V/5V
Interface: UART
Data Signaling Rate: Up to 10Mbit/s
Pinout