Describe
Economy OBDⅡ is a chip mixing box that can be inserted into the OBDⅡ connector of the car to reduce the fuel consumption of the car. After inserting the OBDⅡ connector, the information from the ECU can be received. Then, based on the data received, the boost pressure, fuel quantity, injection timing and pressure are adjusted to reduce fuel consumption, etc.

Features:
With up to 15% fuel savings, it can help you save fuel.
As you drive more kilometers/miles, it will update the map and adjust to perfectly match your car, saving more fuel.
This item will not damage the engine and car ECU or have any other negative effect on the car setup.
It doesn't permanently change any settings. If you want to go back to the car's settings, just unplug the item from the OBDII connector.
Easy to install, plug and play.

Specification
Status: new
Type: OBDⅡ Diesel Fuel Economizer
material: plastic
color: blue
Voltage: 12V
Working temperature: -40100℃
Fits: Suitable for all petrol cars Gas Saver Chip Tuning
Package weight: 36g/1.3oz
Packing size: 13*10*4cm/5.1*3.9*1.6in

Packing list:
1pc* OBDⅡ fuel saver

How does the OBD2 chip tuning box work?
EcoOBD2 is a chip tuning box that plugs into your car's OBD2 connector to reduce your car's fuel consumption.
When connected to the OBD2 connector, the EcoOBD2 receives information from the car's ECU computer.
Based on the data received from the ECU, EcoOBD2 adjusts boost pressure, fuel quantity, injection timing and pressure to reduce your car's fuel consumption.