British Airways publishes power-bank-specific limits: up to 2 power banks per person, power banks must show capacity, must not exceed 100 Wh, and must stay accessible in the cabin.
確認: 2026-05-31
主な制約
数量
Maximum 2 power banks per person; maximum 4 spare batteries total including power banks.
ワット時制限
Power banks must not exceed 100 Wh.
機内持込
Allowed when within BA's published power-bank conditions.
受託手荷物
Not permitted for spare batteries and power banks.
Xiaomi Mi Power Bank 3 Pro (20000) is recorded at 74.0 Wh and 20000 mAh, so the capacity check is tied to this exact catalog model.
China departures can trigger China 3C evidence checks in addition to Wh limits.
British Airways (BA) is evaluated as the operating carrier, with its published dangerous-goods policy included in the citation set.
Xiaomi Mi Power Bank 3 Pro (20000) has no active recall link in this catalog record, so the verdict is driven by capacity, route, airline, label, and rule evidence.