Aside from their ability to operate fairly well in extreme temperatures, lead-acid batteries don ... modified a bit to change the voltage output to match the needs of the HP-110Plus, and of ...

WTF?! Far less than a quarter of e-waste generated globally is properly collected, treated, and recycled, according to the UN. That's why repurposing and extending the lifespan of discarded ...

The tools operated by these batteries, "deliver superior runtime and performance that provide freedom from gas-powered lawn and garden equipment," says Ryobi. The 40V HP system is newer.