ELM327 China USB

Where to Buy

As of 2017-06 the device is available via EBay for some EUR 10

• http://www.ebay.de/itm/261571396026

Usage on Mac OS X

After connecting the USB cable to your MAC you can check whether the device is visible.

lsusb
Bus 004 Device 003: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port

On Mac OS Sierra the /dev/cu device does not appear "out of the box"

• http://plugable.com/2011/07/12/installing-a-usb-serial-adapter-on-mac-os-x/