The AIOBD13 establishes connection with a vehicle's diagnostic system via Bluetooth and reads the data on iPhones iPad or iPad. It can collect and log the engine data of all OBDII/EOBD compliant cars, SUVs, light-duty truck and mini-vans sold worldwide since 1996 during the vehicle is driving, and monitor the vehicle conditions when it is operating. Also it is a great tool that empowers you to get MPG up and keep your car running at peek performance by continuously logging engine data of every trip you make and watching how your car is being driven.