This is the easiest way to monitor ethanol content in your E85 or Flex Fuel tuned vehicle. Simply connect 2 wires, plug in this hardware into your content sensor, open up our app, click Connect, and go
Bluetooth Ethanol Content Transmitter
Using Bluetooth Low Energy for data transmission, this hardware was designed and assembled in the USA. Installation is simple; just connect power/ground and clip the hardware into your ethanol content sensor. The user interface of the accompanying app (available for free _here_) is equally minimalistic, requiring only a single button press to connect and disconnect
Please note that this item requires working with the electrical system of your vehicle. Professional installation is recommended.