[ltp] car and airplance adapter

[James Knott]

Peter Stuge wrote:

> It's a pretty clever system where the voltage and current settings
> are stored in the power tips.

A tually, there wouldn't be a current setting, as the current required 
depends on the load, which changes during use.  As long as the adapter 
can supply sufficient current at the proper voltage, that's all that 
required.  An adapter than can deliver more current than required is not 
a problem.