This Mileage stopper can stop the mileage at a certain value, if you remove it, the mileage will increase again.
This Mileage stopper can use in 5 Mercedes-Benz models with the same steering wheels as shown below:
MERCEDES A CLASS W177 from 2018
MERCEDES B CLASS W247 from 2018
MERCEDES CLA CLASS W118 from 2018
MERCEDES GLA CLASS H247 from 2020
MERCEDES GLB CLASS X247 from 2019
ACTIVATION & DEACTIVATION
Pull the high beam lever 8 times quickly
The connection method as below：
https://www.autonumen.com/goods-7450-Mileage-stopper-for-Benz-W177-W247-W118-H247-X247.html