The 5 Best Electric Bike Batteries - [2021 Reviews]
2021-11-18u2002·u2002To get a good power-to-weight ratio when choosing an e-bike battery, you need a good power density. As an example, a 37 volt, 12 amp hour SLA battery from the 1990s could weigh around 36 pounds, while a 37 volt, 26 amp hour lithium battery nowadays can weigh just 10 pounds. Over twice the amp hours at less than a third of the weight.
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