20-80PCS TTL To RS485 Module Hardware Automatic Flow Control Module Serial 3.3/5V UART Level Mutual Conversion Power Supply

It's a great honor for you to visit my store. Good luck with your favorite purchases Hign-concerned Chemical : none Model Number : TTL to RS485 Signal Converter Condition : New Type : Module Origin : Mainland China Signal Converter : Power Supply Module The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom'sd policies and EU Product Safety and Compliance laws.