Partially Verified65% confidenceFactTime unknown
充电宝标称容量按3.7V电芯计算，实际输出需乘以约0.6-0.65转换率（升压到5V及线损），20000mAh充电宝实际可用约12000-13000mAh，给4000mAh手机充满约3次
3
Sources
65%
Confidence
Long-term
Relevance
-
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