On Thu, 14 Aug 2014 08:04:10 +0100, Andy Burns
wrote:

Theo Markettos wrote:

Andy Burns wrote:

Elechi Amadi wrote:

I can't find a 5.3 volt adapter for the car.

You don't want one

It'll be fine.
The USB spec goes up to 5.25V. The extra 50mV won't fry anything.

The nominal 5.3V is already out of spec, who knows what the tolerance is
on it, +/- 5% perhaps, so now it could be 300mV over, then someone
charges an unprotected e-cigarette from it and ...

http://google.co.uk/search?q=usb+cigarette+fire

Hmm. Hadn't heard of rechargeable electronic cigarettes. The ones i have
seen use expendable batteries in the nicotine cartriages. Live and learn.

?-)