Professor Pivot answers your Technical Questions - Electric BikesSome good introductory questions and answers.
What is VOLTAGE and which Voltage is best?
What are AMPS?
What are WATTS?
I thought the legal limit was 250 Watts in the UK?
How many watts do I need?
How big a battery do I need?
... and more.
http://www.atob.org.uk/questionselectric.htm
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