Standard 16A single-phase blue plug to 16A 3-phase adaptor.
The 16A single-phase blue socket is frequently found across campsites and marinas. Using this adaptor allows you to charge your Tesla at up to 4kW power. This will provide approximately 11 miles or 17 km per hour of charge assuming the full 16A are continuously available.
This adaptor is also available in Compact format.