Electrek: Are you killing your lithium batteries?

Micah Toll wrote a great article at Electrek on two factors that threaten the longevity of lithium-ion batteries.  While most people understand that high temperatures can shorten a battery's life, probably a less recognized  factor is high voltage. Much of Micah's article sources a discussion by Professor Jeff Dahn of Dalhousie University where it's claimed that... Continue Reading →

The Ryobi Electric Riding Lawnmower

A few weeks ago during my visit to the local Home Depot, I came across the Ryobi RM480E, an all-battery powered electric riding lawn mower. Ryobi claims that you'll get up to 2 hours of run time or cut up to 2 acres on a single charge. This quiet, smooth battery powered riding mower houses... Continue Reading →

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