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Storing solar energy in USB power banks

Collecting, storing and using solar electricity to power my phone, computer and wearables

Apr. 30, 2018 -

For the past 10 days I have powered my personal electronic devices (phone, computer, wearables) using nothing but energy collected using a small solar panel. I disconnected all grid-connected chargers. I hoped that by going off the grid, even in such a small way, I would gain insights that enable me to save energy (and money).

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The Tesla PowerWall is a large battery pack that can be used to power an entire house
The Tesla PowerWall is a large battery pack that can be used to power an entire house
The solar panel directly placed behind the glass
The solar panel directly placed behind the glass
Charging Biostrap using solar energy from the Anker power bank
Charging Biostrap using solar energy from the Anker power bank
Gomadic portable Solar Charger - 15W - 330 x 305 x 38 mm
Gomadic portable Solar Charger - 15W - 330 x 305 x 38 mm
Measuring energy usage with an in-line USB power monitor
Measuring energy usage with an in-line USB power monitor
Placed behind glass the panel works, but its performance is not optimal
Placed behind glass the panel works, but its performance is not optimal

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AmsterdamCreatingEnvironmentExperimentHackingiPadLifestyleMinimalOfficeWork