His latest endeavor is a LiFePO4 battery charger that he made out of parts ... like they’re pretty robust compared to their other lithium battery cousins, and the voltage profile only really ...

So not only will the MH-CD42 charge your lithium-ion cells when given a nominal USB input voltage (4.5 – 5 VDC), it will also provide essential protections for the battery. That means looking ...

Powered by a 6A lithium battery of its own, the 12V smart charger is controlled using a built-in LED display that shows the current, voltage, temperature, battery power, and more in real time.