Solar Power your Arduino with the Freeloader Pico

The ideal power source for your Arduino projects. It looks just like USB power to the Arduino, no special shield necessary. A bargain at $30. Freeloader PICO is a compact and lightweight solar charger designed for people on the move!Using advanced solar cell and lithium ion battery technologies, PICO will charge its internal battery in …

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PV tracking systems and photosensors

The Arduino, matched with a couple of photosensors, and a gear motor, makes a inexpensive solar tracking system: From http://www.ladyada.net/learn/sensors/cds.html Photocells are sensors that allow you to detect light. They are small, inexpensive, low-power, easy to use and don’t wear out. For that reason they often appear in toys, gadgets and appliances. They are are …

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The Solar Powered Arduino

One of the things I wanted to play with was powering my Arduino with solar. I found a solar charger shield for about $10 that only requires a Li-ion (NiMH would also work) battery and a 5v PV cell. It also allows USB charging. http://www.robotshop.com/seeedstudio-solar-charger-shield-for-arduino.html http://www.robotshop.com/content/PDF/datasheet-int107d3p.pdf