iKKEGOL Vgate iCar3 Mini OBD2 OBDII Wifi Car Self-Diagnosis Scanner Tool for IOS iPhone iPad PC New Version (Black) iCar3 Self-diagnosis any car that supports OBDII protocols Small size, compact structure. Plug and never unplug No wires or batteries (adapter is powered by the diagnosis size sockets) Stop communication, wait half an hour, auto sleep,Supports all OBDII protocols The adapter uses the fastest and most reliable ARM chip