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Looking at the solar information (on the left), power doesn't look too good. Would these balloons still work during the night? Would they need to stay in the d
by espadrine 13y ago
Looking at the solar information (on the left), power doesn't look too good.
Would these balloons still work during the night? Would they need to stay in the day? Would that even be possible, given the speed of the wind?
- wmf 13y agoIt says on the site that they charge during the day and run off batteries at night.