I hear that the battery I have can do 40 miles of range in flatter terrain. Here in hilly Seattle, I get 10 miles of range on it. Slower speeds also gets more r

I hear that the battery I have can do 40 miles of range in flatter terrain. Here in hilly Seattle, I get 10 miles of range on it. Slower speeds also gets more range, I definitely am sacrificing range for speed when going 30mph :P