Can I bring 20000 mAh 3.7 V power bank on CA from CN to US?

禁止携带. 禁止携带上飞行。

行程CNUSCA

判定vdt_01KTBDM6SFG3WMY7GP64DRFPE0

禁止携带

74.0Wh

禁止携带上飞行。

已应用航司政策

Air China CA

置信度

官方来源

Air China is covered by CertiWatt baseline lithium battery rules with active airline/regulator citations.

检查: 2026-05-16

关键限制

数量: No airline-specific quantity limit is active in the current ruleset.
瓦时限制: Baseline model: up to 100 Wh normally allowed; over 160 Wh banned on passenger aircraft.
随身携带: Allowed when the device stays within capacity, quantity, certification, and recall rules.
托运行李: Power banks and spare lithium batteries are not modeled as allowed in checked baggage.

条件

签发2026-06-05 · ruleset 2026-05-15

监管CAACCN
“Power banks without 3C marking, or with unclear 3C marking, are prohibited on flights departing from mainland China.”
caac.gov.cn2026-04-29
航空公司Air China
“Power banks must bear 3C certification marking.”
airchina.com.cn2026-05-04
监管IATA passenger guidance
“Power bank: ≤100 Wh carry-on permitted; >100 Wh but ≤160 Wh forbidden; >160 Wh must be carried as cargo.”
iata.org2026-05-15

仅供参考。最终决定权属于航空公司和安检人员。查看原因.