Lifetime F-ree Update Scan Tool The KINGBOLEN S500 OBD2 Scanner offers lifetime fr-ee software updates and No IP Limited. One touch Wi-Fi Lifetime update for more vehicle coverage, bug fixes, newly added parameters, and functionality to help you access, diagnose and fix more vehicles faster. No Subscription fee, You dont need to pay extra costs for a lifetime after expires. If you encounter any issues about compatibility or update, please don't hesitate to reach us. Engine/ABS/SRS/Transmission Diagnostic Tool + Full OBDII Test Modes KINGBOLEN S500 Car Code Reader supports basic functions diagnostics of 4 systems,it has the ability to perform a full diagnosis on Engine/ABS/SRS/Transmission system, which can read/clear codes, live data stream, and read ECU module information. Diagnose with full 10 OBD2 test modes, such as Read/C lear Codes, O2 Sensor/EVAP Test, I/M readiness, On-Board Monitoring, Data stream, Freeze Frame, and Vehicle Info. New Updates, F-ree 6 Serv