His latest endeavor is a LiFePO4 battery charger that he made out of parts he had on hand for under $0.50 US. (Although we think he really made it for the fun of making it.) The circuit is ...

[Jay Kickliter] built his own coin cell battery recharger ... In this case he tailored the charging circuit around MCP73832 IC and chose components best suited for charging his 110 mAh LR2450.

Battery chargers are used to recharge batteries which, after discharge, can be restored to a fully-charged state. Rechargeable batteries or secondary cells differ in terms of design and chemistry.

Some Makita chargers have the ability to change the tone they play when they finish charging your batteries. Here's a quick ...

Lithium batteries now form an integral part of modern-day living and can be seen in multiple applications such as power tools ...