Nerd Ralph loves cheap and dirty hacks, and for that we applaud him. 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 ...

The battery pack uses four 3.5 V LiFePO 4 cells wired in series to achieve a nominal 12 V supply that stands in for a traditional lead-acid battery. The angel of second-hand purchases was smiling ...

LiFePO4 lithium marine batteries provide ... as it determines how well your battery can start the engine in cold conditions. Traditional lead-acid batteries are rated based on their ability ...

It starts at a 286Wh LiFePO4 capacity that can expand up to ... The combination of its 750W brushless geared hub motor and the 672Wh battery provide some solid commuting support at up to 45 ...