You can choose one mode when starting the device. Unique OBD2 Turn Indicator: This heads up display has a special obd2 turn indicator function. For the direction indicator sync function, it requires Android 4.4-12.0, iOS 5.0+ and Bluetooth 4.0+.
Archives
OBD2 Digital Speedometer for Car with Turn Indication, OBD2 & GPS Dual System,
You can choose one mode when starting the device. For the direction indicator sync function, it requires Android 4.4-12.0, iOS 5.0+ and Bluetooth 4.0+. 【Easy Installation: Plug-and-Play, No Professional Skills Needed】 This heads up display is designed for easy installation, plug-and-play without complex operations.