Supply power to your Arduino with a 9V battery
Ingredients:
9V battery clip
2.5mm power plug
soldering iron
solder
a small piece of heat shrink tubing
Follow tutorial on Arduino playground.
Supply power to your Arduino with a solar panel and a rechargeable 9V battery
Ingredients:
11V solar panel
9V rechargeable battery
9V battery clip
2.5mm power plug
1N4001 diode
100uf 10V capacitor
circuit board
soldering iron
solder
Download tutorial.
Or see this tutorial.
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