Originally Posted by
big john
What kind of charity ride was this? Century? Do e-bikes have the range to complete a hilly century with a large rider without a trailer full of batteries?
Asking for a friend.
It depends on how much assist you use. If you only need 100 watts of assist to do a 5 hour century, a 500 watt-hour battery is required and is very common on factory ebikes. If you want 200 watts of assist, you can use two batteries.