If you have a continental motorhome which is fitted with Euro-style 2 pin sockets, simply plug in this adaptor which provides you with the standard UK 3 pin 240v socket. Rating: 7.5 Amp. ...
Adaptor plugs into a DIN 12 volt socket to convert to cigar lighter socket
The Battery Master keeps your engine starter battery safely topped up by linking
it to the leisure battery. Its automatic one-way action will pass a
small trickle charge to the engine battery whenever its voltage becomes
less than a defined level below that of the leisure battery, so that
the engine battery is kept in the best condition for easy starting and
a long service life. ...
Bendable universal DIN and cigar lighter plug 12v, 8amp fuse