Batteries for 12V solar power supplies

Notebooks can be easy supplied with solar energy. From solar electric power for a day on the beach, for expeditions up to island solutions for houses without power grid connection.

12V power supply
	At the 12V plug from the battery is a 3 plug connector for the AA battery charger of my Canon-S1, charger for the cellphone and car adapter for the notebook.

Sealed lead acid battery with charge regulator
	The charge regulator is simple with double sided adhesive tape glued on the sealed lead acid battery. Also this should be only a temporary stopgap.