Ecofuel fuel saving device

OBD2 Economy - Car Truck Plug Multifunctional Fuel Saver Mini Performance Tuning Car Accessories Features: Green Car Fuel Saver, Blue Car Fuel Saver, Red Yellow Car OBD2 car, about 35% More Power, about 25% More Torque OBD2 saves about 15% fuel for benzine for cars. According to your driving habits, OBD2 makes a new map in the car's computer to increase the performance of your car. As you drive much more for miles, it renews the map. Thus it keeps the vehicle's power and torque increasing. OBD2 is a tuning box which can be plugged into OBD2 connector of your car to increase the performance of your car. When you plug into OBD2 connector, OBD2 receives the information from the car's computer. With the received data from OBD2, it adjusts the fuel pressure, quantity of fuel, time and pressure to increase the performance of your car. Specification: Material: ABS Size: about 5*5*2cm Color: blue, green, yellow Net weight: 40g Package included: 1 x Fuel Economizer Note: The product does not include a chip, please pay attention! Please allow 1mm error due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.