What kind of batteries cannot go on planes?

Keeping Your Flight Safe: Understanding Airline Battery Restrictions

Air travel involves meticulous safety procedures, and the transportation of batteries, particularly lithium-ion batteries, is no exception. While many portable electronic devices rely on these power sources, their potential for fire or explosion necessitates strict regulations for air travel. Understanding these rules is crucial for both passenger safety and a smooth travel experience.

This article clarifies what types of batteries are prohibited or restricted in checked baggage and hand luggage, focusing on the often-misunderstood rules surrounding spare lithium batteries.

The Core Issue: Lithium Batteries and Air Safety

Lithium-ion and lithium metal batteries, ubiquitous in everything from smartphones and laptops to power tools and e-cigarettes, pose a unique fire risk. Their high energy density means a short circuit or damage can lead to overheating, potentially causing a fire that’s difficult to extinguish in the confined space of an aircraft cargo hold or cabin.

What You Can’t Pack in Checked Baggage:

The critical rule to remember is this: Spare lithium batteries (both lithium-ion and lithium metal) are absolutely prohibited in checked baggage. This applies regardless of whether the battery is installed in a device or is loose. Putting them in your suitcase is a significant safety hazard.

This ban is rigorously enforced because:

• Unpredictable damage: Checked baggage is subjected to rough handling during transit. This can easily damage a battery, leading to a short circuit and fire.
• Difficult detection: A fire starting deep within a suitcase is hard to detect and control, particularly during flight.
• Limited access: Once a suitcase is loaded onto a plane, accessing it to address an issue is exceptionally difficult and time-consuming.

What About Hand Luggage?

While spare lithium batteries are allowed in carry-on baggage, they are subject to strict limitations:

• Protection: Batteries must be individually protected to prevent short circuits. This usually means they should be in their original packaging or adequately insulated with tape to cover exposed terminals.
• Quantity: Most airlines limit the number of spare lithium batteries allowed per passenger. Check with your specific airline for their exact policy.
• Power rating: Some airlines may also have restrictions based on the battery’s Watt-hour (Wh) rating. Again, check with your airline.

Mobility Devices: A Special Case

Passengers with mobility devices powered by lithium batteries need to take extra precautions. While the batteries in these devices are usually permitted, it’s essential to inform your airline before your flight. Airlines have specific procedures for handling these devices and their batteries to ensure safe transportation. Failure to declare these batteries could lead to delays or even prevent you from boarding.

In Conclusion:

Safe air travel depends on everyone adhering to safety regulations. The restrictions on lithium batteries, particularly the absolute prohibition of spare batteries in checked baggage, are not arbitrary. They are in place to minimize the risk of fire and ensure the safety of all passengers and crew. Always check with your specific airline for their precise battery regulations before your flight. Understanding these rules helps ensure a smoother and safer journey for everyone.