Is the Xiaomi Mi Power Bank 3 Pro (20000) allowed on American Airlines flights from Hong Kong SAR?
Short answer: Allowed. Below is the citation-backed reasoning, the specific conditions if any, and what to do at security.
Last reviewed
May 15, 2026
Ruleset
2026-05-15
Sources checked
3
Source integrity release gate
passed
Verdictvdt_01KTJCZPJ2WM1X8EXW6S6HF3TJ
Allowed
74.0WhXiaomi Mi Power Bank 3 Pro (20000)
3C
Allowed in carry-on. Final decision rests with airline and security staff.
Airline policy applied
American Airlines AA
Confidence
Official
American Airlines publishes a portable-charger section: carry-on only, 2 portable chargers per passenger onboard, and each charger must not exceed 100 Wh.
Hard cap: This airline policy is modeled as a hard cap; no separate approval path is shown for this verdict.
checked: 2026-05-31
Key constraints
Watt-hour limit
Portable chargers must not exceed 100 Wh; larger portable power sources are not modeled as accepted.
Approval
AA's portable-charger section is modeled as a 100 Wh hard cap for power banks; other lithium-battery approval bands remain separate.
Quantity
Limit 2 portable chargers per passenger while onboard.
Carry-on
Allowed when within AA's portable-charger conditions and baseline battery rules.
CertiWatt evaluates the product capacity, departure jurisdiction, operating carrier, published dangerous-goods policy, and active recall evidence before returning a verdict.
No active model-specific recall matched this verdict.
status: not_affected
Citation freshness
3 sources checked
Latest source update: May 31, 2026
Capacity math for this model
Recorded calculation
20,000 mAh × 3.7 V ÷ 1000 = 74.0 Wh
Threshold comparison
This is 26.0 Wh below the ordinary 100 Wh passenger power-bank limit.
Route-specific signals
These page-specific checks make this verdict about this model, this departure country, and this airline, not a generic power-bank answer.
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.
Hong Kong SAR is evaluated as the departure jurisdiction for country-specific power-bank overlays.
American Airlines (AA) 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.
Allowed in carry-on. Final decision rests with airline and security staff.
Rules applied
aa.policy.2026.portable-charger-100wh-cap
aa.policy.2026.no-seat-power-recharging
iata.passenger-guidance.power-bank-threshold.2026
About the Xiaomi Mi Power Bank 3 Pro (20000)
Capacity
20000 mAh
Watt-hours
74.0 Wh
Voltage
3.7 V
Certifications
UN38.3, 3C, IEC 62133
What to prepare before security
Keep the power bank in cabin baggage only, never checked baggage.
Make sure the Wh or mAh label is readable, or keep the manufacturer specification page available.
Use the linked citations below if staff ask why the device was flagged.
The verdict above is for the standard Xiaomi Mi Power Bank 3 Pro (20000). If your unit has a different serial number range — especially for recalled models — verify directly:
Informational only. Final decision rests with airline and security staff. Why we said this.
All public source records used by CertiWatt are listed in the source registry. Sources.
Common questions for this exact trip
Is this a guarantee at the airport?
No. This is an informational verdict based on published sources. Airline and security staff retain final authority.
Why can the same power bank get different answers by country or airline?
Power-bank rules combine global battery limits with country overlays, airline policies, storage rules, and recall notices.
When should I re-check this route?
Re-check close to departure, especially when the trip involves China, Thailand, Korea, a recalled model, or a battery near a capacity limit.