A few years ago, [Lukas Fässler] needed a solar charge controller and made his own, which he has been improving ever since. The design is now mature, and the High Efficiency MPPT Solar Charger ...
An curved arrow pointing right. Saule Technologies has created a prototype for a thin, flexible solar panel. The translucent material can charge cellphones and might even replace roof-mounted ...
They won't need to worry about having a fully charged phone before leaving for the day when they've got this solar power bank on hand. This is a great stocking stuffer for just about anyone in ...
The nation’s high mobile penetration and low electrification rate created an opportunity for companies to promote personal-scale installations called pico-solar to charge phones and smaller ...