What is the difference between a battery and a supercapacitor?

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Batteries are known for their high energy density whereas supercapacitors can deliver power almost immediately -- a quality that is highly desirable in backup power applications where response time in the event of a power outage is critical.

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What is the difference between a battery and a supercapacitor?

Batteries are known for their high energy density whereas supercapacitors can deliver power almost immediately -- a quality that is highly desirable in backup power applications where response time in the event of a power outage is critical.

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