2pc/4pc Eco OBD OBD2 Economy Tuning Box Chip For Car Gas Saving, Benzine Cars SavingFeatures: Plug and play drive eco-OBD2 economic chip adjuster savings of 15% ECU tools. itself to the vehicle, according to the driver's habits and maintains the remaping ECU to save and reduce discharge. Plug-and-play drive EcoOBD2 economic chip adjustment tank for benzene (C6H6) 15% savings. EcoOBD2 is a plug-and-play drive- device that reduces consumption and low emissions to the economy. It works based on the OBD2 protocol for remaping on-board computer ECUs. driving the total 200 km of road, EcoOBD2 adjusts Product EcoOBD2 is very easy to use:Plug EcoOBD2 into OBD2 connector of your car. And turn the ignition on for 30 seconds. And Turn the engine on.EcoOBD2 is easy to install. Simply plug it into the car's OBD2 connector. EcoOBD2 fits all cars from 1996 to year.EcoOBD2 settings are optional and the best for your car. Even the parameters are different for each vehicle, there might not be a need to make an additional adjustment. EcoOBD2 will recognize your vehicle and your driving habits around 200 km/150 miles driving, and then EcoOBD2 adjusts itself to match your car perfectly.Packet included:1x CarNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.