What does LS / CS mean?

LS refers to the German word Ladestation which means charging station in English; sometimes abbreviated to (CS). 

A charging station belongs to a charging station operator, (CPO or CSO) and refers to a specific industry standard of charging connector types that are used for charging electrically powered vehicles / electric vehicles. The charging station (LS) can have one or more charging connections, also called charge points (CP) or connectors.