Cheap(est?) PWM Solar Charge Controller – 12v Solar Shed



I bought this solar charge controller on a whim – it was cheap. Could it really be microcontrolled and PWM for £3.20 / $5?

In this video I test out it’s claims.

This item was purchased from Ebay:

See an update to this video:
See the Lithium Ion Version in action:

Thanks for watching – It’d be great to hear your comments.

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