When you need to keep your electronics going but want to be more environmentally conscientious, finding batteries that meet both your needs can feel challenging. However, thanks to the team at Linogy, ...

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Fresh lithium batteries have a slightly higher voltage and less internal resistance than alkalines, so they'll allow more voltage to reach the LEDs, which means nice bright light—while it lasts!

THE sun came out for a few days last week, so I think it’s safe to say that spring has sprung, and hopefully the worst of the cold winter weather is behind us. And it’s at this time of year ...

Here is a tried and tested sample circuit of a Li-Ion battery charger that can be used to charge any 3.7V Li-Ion battery using a 5VDC (USB, Solar Panel…) power supply. At the heart of the circuit is ...