Adafruit Universal USB / DC / Solar Lithium Ion/Polymer charger [bq24074] : ID 4755 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
DIY Portable USB Solar Charger ($20 - 4 Ports) : 5 Steps (with Pictures) - Instructables
How to build a solar-powered USB charger for your phone
DIY Solar Powered USB Charger | Solar One
DIY Solar USB Charger - Altoids : 11 Steps (with Pictures) - Instructables
DIY Solar USB Charger: 7 Steps (w/ Photos) - Footprint Hero
DIY Solar USB Charger: 7 Steps (w/ Photos) - Footprint Hero
20 DIY Solar Charger Ideas – How to Make a Solar Charger
DIY Solar Battery Charger for 18650 Li-Ion Batteries
Solar Panel Charger 6V 5V Polycrystalline DIY Solar Charge Battery USB Output DC | eBay
Solar Charger Build
DIY Solar USB Charger - Altoids : 11 Steps (with Pictures) - Instructables
20 DIY Solar Charger Ideas – How to Make a Solar Charger
20 DIY Solar Charger Ideas – How to Make a Solar Charger
Solar USB Charger | Design for DIY Manufacturing
Build Your Own Solar USB Charger (for Informal Learning) - Sprinkle - TeachEngineering
A very simple DIY solar-powered USB charger | Embedded Lab