
configurations. But my favorite is SparkFun
#16835, a 10W 5V panel with a built-in USB port
(Figure
H
on the previous page
). There are also
some great flexible panel options if you want
to make a wearable that is solar powered.
In addition to the solar panel specs, it’s a
good idea to keep an eye on the connectors it
comes with: either barrel jack, JST, or USB,
depending on your use. There’s nothing worse
than getting all the parts for a project and
winding up with the wrong connectors.
If you’re looking for something smaller, I also
love Osram’stiny, /" BPW-34 through-holesolar
cells (Solarbotics #SCPD, Figure
I
), 0.5V at
1.9mA, which ...