KONNWEI KW903 BT 4.0 Wireless OBD-II Car Auto Diagnostic Scan Tools Car Detector Tester Scanner for IOS Android System

Info:
Features:
Small size, compact structure. Plug and never unplug
Stable wireless connection, supports all OBDII protocols.
No wires or batteries (adapter is powered by the diagnosis size sockets).
Stop communication, wait half an hour, auto sleep
Used for all 12V gasoline and diesel/hybrid electric vehicles since 1996.