Free calculator
Airline Lithium Battery Checker (Wh): Can I Fly With My Battery?
Airlines judge lithium batteries by watt-hours. Enter the battery’s voltage and amp-hours (or Wh) to see which rule applies.
On the battery label, e.g. 36V
e.g. 4.4Ah (or mAh ÷ 1000)
Estimated results (estimates only; real-world results vary)
Battery energy
158.4 Wh
per battery
100–160 Wh: airline approval needed
Carry-on only, with the airline’s approval, and no more than 2 spare batteries per person.
Many airlines ban e-skateboards, e-scooters, hoverboards and e-bikes outright, whatever the battery size. Check your airline before you pack.
How it’s calculated
- Watt-hours (Wh) = Volts × Amp-hours
- Up to 100 Wh: carry-on, no approval needed
- Over 100 Wh up to 160 Wh: carry-on with airline approval, max 2 spares
- Over 160 Wh: not allowed on passenger aircraft
Assumptions
- Limits follow the FAA and IATA rules for lithium-ion batteries carried by passengers.
- Spare (uninstalled) lithium batteries must be in carry-on baggage, never checked.
- Airlines can be stricter: many ban e-skateboards, e-scooters, hoverboards and e-bikes outright, whatever the battery size.
- To convert mAh to Ah, divide by 1,000.
Estimates only. Results are approximations based on the assumptions above. Always check your manufacturer’s specifications and safety guidance.
Why most electric skateboards can’t fly
Most e-skateboard batteries are 150–400 Wh or more, and many airlines ban the boards themselves. Only small packs under 160 Wh, with airline approval, have a chance.
Where to find the numbers
The label on the battery shows voltage (V) and capacity (Ah or mAh), and often watt-hours (Wh). If there is no label, don’t fly with it.
Frequently asked questions
Can I take an electric skateboard on a plane?
Usually not. Most boards have batteries over 160 Wh, and many airlines ban them. A board with a removable battery under 160 Wh may be allowed with airline approval.
What is the 160 Wh limit?
Lithium-ion batteries over 160 Wh are forbidden on passenger flights. Between 100 and 160 Wh you need airline approval and can carry at most two spares.
How do I convert mAh to Wh?
Wh = (mAh ÷ 1,000) × volts. For example, 4,400 mAh at 36 V is 158.4 Wh.
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