turbo range calculator

Hi, I just bought a Vado SL 5.0 and am happy to have discovered this forum. I have a favorite ride I do with a friend--Mt. Diablo in Walnut Creek, CA. It is 12 miles, all uphill, with an elevation gain of approximately 3,500'. (Before my Vado SL 5.0 I used a different ebike with a large...