Yamaha BIG BEAR YFM400FPP Owner's Manual page 106

CAUTION:
_
G
Do not use accessories requiring more
than the above maximum capacity. This
may overload the circuit and cause the
fuse to blow.
G
If accessories are used without the engine
running or with the headlight turned on,
the battery will lose its charge and engine
starting may become difficult.
G
Do not use an automotive cigarette lighter
or other accessories with a plug that gets
hot because the jack can be damaged.
_
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