[Jay Kickliter] built his own coin cell battery recharger ... of the LR options out there are rated for 3.6V so altering his design for use with different models should be a breeze.

How this isn’t a product already, we’ll never know. The circuit on this coin cell charger is built from an MCP73831, a nice single cell, lithium ion and lithium polymer charge management ...

That’s the problem Swippitt wants to solve with a clever phone charger that’s “instant,” but it’s probably not for you. Swippitt is described as an “instant power system” for ...

Currently on sale for $22, it's down 78% from its original price of $100. Compatible with a bunch of different device models, ...

The Anker Nano USB-C Wall Charger (30W) has enough power to get most modern handsets back to life in no time and looks pretty while doing so. The UGreen Nexode Mini 30W is a hardy, speedy wall charger ...