How to charge 12V battery stably with 100W portable solar bag
Explanation: this 12V battery is nearly full, 12V transformer is built in regulator to protect battery.
More information:
http://www.welinksolar.com.au/store/p6/Powerful_100W_P100WN2__New_Solar_Cells_Portable_Folding_Solar_Bag_Blanket__Plus_10A_Regulator_Waterproof.html
or
www.welinksolar.com.au
or
http://www.welinksolar.com.au/blog
Post time: Feb-04-2017