Economy OBD-2 is a chip tuning box that can be connected to your car's OBD-2 connector to reduce the car's fuel consumption. When connected to the OBD-2 connector, it receives information from the ECU. Then, based on the received information, it can adjust boost pressure, fuel quantity, injection timing, and pressure to reduce fuel consumption, etc.

Features:
Up to 15% fuel saving, it helps you save fuel.
Eco OBD-2 recognizes your vehicle and your driving habits, after about 200 km/150 miles of driving, Eco OBD-2 then adjusts itself perfectly to your car for more fuel saving.
This item does not damage the car engine and ECU or have any other negative effects on the original car settings.
It does not permanently change any of the settings, if you want to return to the original car settings, just remove the item from the OBD-2 connector.
Easy installation, plug & play.

Features:
Type: Eco OBD-2 Fuel Saver
Material: Plastic
Package weight: 40g / 1.41oz
Package size: 130 * 100 * 40mm / 5.1 * 3.9 * 1.6in

Note:
Perfect for petrol-powered cars

List package content: 1 * OBD-2 Fuel Saver