Delta is tracked from its official prohibited/restricted-items page; US departures also apply TSA/FAA carry-on-only handling for spare lithium batteries and power banks.
检查: 2026-05-31
关键限制
数量
Delta's published battery guidance is modeled through baseline spare-battery limits; no separate power-bank-only quantity rule is active.
瓦时限制
Power banks: plan around the 2026 passenger-facing 100 Wh limit. Generic 100-160 Wh lithium-battery approval language is not shown as a power-bank allowance unless the airline source explicitly says so.
随身携带
Allowed when within capacity, label, and recall rules.
托运行李
Not allowed for spare lithium batteries and power banks.
Anker Prime Power Bank (27K, 250W) is recorded at 100.0 Wh and 27650 mAh, so the capacity check is tied to this exact catalog model.
中国 departures can trigger China 3C evidence checks in addition to Wh limits.
Delta Air Lines (DL) is evaluated as the operating carrier, with its published dangerous-goods policy included in the citation set.
Anker Prime Power Bank (27K, 250W) has no active recall link in this catalog record, so the verdict is driven by capacity, route, airline, label, and rule evidence.