EFFICIENT AND SAFE, ENERGY SAVING AND SMART, CONTINUOUS UPGRADE: Vgate iCar Pro (BT3.0/BLE4.0) not only provides a fast information transfer speed of 38.4Kbps, but also ensures your safety with over-voltage, over-heat and over-current protection. Its auto-sleep and wireless wake-up function (only for gasoline cars, hybrid and electric cars do not support wake-up function), as well as 3mA low power consumption mode, can keep your car battery well protected. UNIVERSAL OBD II FEATURES (CHECK ENGINE LIGHT DIAGNOSTICS): Turn your phone or tablet into an advanced automotive scanning tool and performance monitor. Read or clear engine diagnostic trouble codes, freeze frame data and other diagnostic data, view real-time sensor readings and I/M readiness, create customized dashboards and estimate fuel economy. (NOTE: Some apps support the refresh hide feature: Binmmercode, AlfaOBD) COMPATIBLE THIRD-PARTY APPS]: Recommended adapters for apps like FORScan, BimmerCode, Torque, JScan, Auto Doc