Optimate 4 to power socket plug ?

[barry13]

Just bought an Optimate 4 to keep my battery charged.
It came with a plug and cable but it seems to be for a standard cigarette lighter socket.
What do I need for my GS800 power socket ?

 

[johanp]

 

[barry13]

 

[johanp]

 

[johanp]

 

[barry13]

 

[Black_Hawk]

 

[barry13]