So why are they that expensive? It's because that Lithium-ion batteries are new to the market based on the time companies have started to massproduce them. We are in a revolutionary era in which we are a part of the switch from fossil fuels to renewable or batteries in the case of cars.

Product Description. Nothing outlasts Energizer Ultimate Lithium AA Batteries. These household batteries are not only the world's longest lasting AA batteries, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F.

Sok is the top, cheap, good lithium manufacturer at the moment.

Although many existing lead-acid chargers will still charge our Lithium battery, it is generally discouraged to do this. The risk is the lead-acid chargers may wind up in fault code condition at some point, despite the Lithium battery probably having received a full recharge.