WattsOptimal

WattsOptimal

Charging - range - cost
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Charging

Stay in the green — light green is nearly as fast; striped zones waste time or wear the battery.

Road trip? Indulge — start at 100%.

includes charging plus detour time
085 mph

Model © 2026 Feather Solar, LLC · GPL-3.0 · No cookies, no tracking. · Model v1.76

Range

NESW
Wind
drag out from the center: direction it blows from, strength. Double tap for calm
NESW
Your direction
drag around the dial

Flat road, 68 °F, 650 W of lights and climate. Crosswind is ignored; only the head or tail component counts. Cold, rain and hills cost more.

Model © 2026 Feather Solar, LLC · GPL-3.0 · No cookies, no tracking. · Model v1.76

Cost

Model © 2026 Feather Solar, LLC · GPL-3.0 · No cookies, no tracking. · Model v1.76