KONNWEI KW901 OBD2 BT 4.0 IOS Automobile Malfunction Diagnostic Instrument Detector Scanner

Features:
Small size, compact structure.
Stable wireless connection.
Supports all OBDII protocols.
The adapter uses the fastest and most reliable ARM chips.
Stop communication, wait half an hour, auto sleep.
No wires or batteries (adapter is powered by the diagnosis size sockets).
Functions:
Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database).
Clear trouble codes and turn off the MIL (Check Engine light).
Display current sensor data, including: engine RPM, calculated load value, coolant temperature, fuel system status, vehicle speed, short term fuel trim, Long term fuel trim, intake manifold pressure, timing advance, intake air temperature, air flow rate, absolute throttle position, oxygen sensor voltages/associated short term fuel trims, fuel system status, fuel pressure.