Expired80% confidenceFactExact time
The actual energy density of current consumer-grade lithium polymer batteries is approximately 200–300 Wh/kg.
10
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
7/6/2026
First Seen
Valid until: 10/4/2026(expired)
Sources
The Flying Umbrella: How Drone Technology Is Reshaping Everyday Life
hackernewshackernews7/5/2026
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