Solar USB Kit 2.0

Overview Build your own solar powered gadget charger in minutes with this simple soldering kit! Centered around 3 rechargeable AA batteries this kit is a great solar powered activity to learn about soldering, solar power, and engineering. Plug in your favorite USB device and when you've depleted your battery power stick this charger in the sun to recharge You'll need some simple soldering skills to build this kit. Overall there are 7 solder points with most of them being through hole to a circuit board. Build time is is between 20-45 minutes and will require a soldering iron, screw driver, and hot glue gun, though it isn't a bad idea to also have a wire cutter/ stripper around. Rechargeable AA batteries are a very safe and inexpensive source energy storage, but they're not really great at recharging devices. Typically a full charge on the included 3 AA batteries will only charge up a modern phone 5-10%, with some phones using MORE power than the charger can output (meaning you won't se