Mercedes Benz Key Fob Battery Replacement - YouTube
How to replace Mercedes-Benz A-Class, B-Class, C-Class Key Fob Battery
Nick O'Leary on Twitter: "Ever wondered how to change the battery in your Mercedes Key? This guide shows you how to do it in less than a few minutes! https://t.co/8CIPga1JI3 #MercedesKey #MercedesKeyBattery #