Good idea on the light socket.
I've been carrying various connectors for a few years,
I have one for MotorHome park hookups that converts to regular plug in also.
On Amazon you can get a converter that plugs in a cigarette lighter to convert to USB for 99c! Charge your Laptop when on the go.
James and Colleen Tucker.
Aut viam inveniam aut faciam
DMV work/insurance/registration/titles/address use/room rental/motorbike&vehicle buying/travelers help/problems solved