Batteries Battery Powered Convert Stimulus Package 
Cars That Think
OCTOBER 26, 2021
The main reason is access to power. Could it use batteries instead, at least one per sensor node? Pause for a moment to look at the smoke detector in the room where you're sitting and think about the last time you changed its battery. Sensors that mount on buildings can just plug into a wall outlet. Kind of a pain, wasn't it?
Revenge of the Electric Car
FEBRUARY 18, 2010
Across the street from City Hall, some drivers are already plugging converted hybrids into a row of charging stations. Across the street from City Hall, some drivers are already plugging converted hybrids into a row of charging stations. Battery-powered motors are more efficient than gasoline engines.
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