This is a self contained Solar Charge Box to make it easy to build your own power storage for low power devices. NOTICE! Jan 2, 2017 A new CUSTOMIZER version of this Solar Charge Box is now available to make it even easier to design and build your own! Please use the newer version at this link below. http://www.thingiverse.com/thing:2009515Updated! Add this Battery Terminal Guard cover to your Solar Charge Box! It will prevent electrical shock or short circuits on the battery terminals. http://www.thingiverse.com/thing:1696615Updated! Add this Solar controller Holder add-on for this project! Keep your solar charge controller connected http://www.thingiverse.com/thing:1214533The charge box contains: The OpenScad file is included for those brave enough to want to edit the object. (Note that the views are rotated for print.) The parts were sourced online and also at Canadian Tire in Canada. Feel free to change the USB Case to suit your own USB charger device. A wiring diagram is provided to assist with the wiring of this box. Please do not take any short cuts. This box stores enough power to cause electrical shock or fire hazard.