Can I Take Phone Battery Pack On Plane. This rule also applies to any devices that use a rechargeable lithium-ion battery like your laptop or mobile phone. There are no restrictions on the number of dry cell batteries including AA batteries you can take on a plane either in your carry on or your checked bags.

However it is highly recommended that you pack your batteries in your carry on luggage whenever possible. When it comes to whether or not you can bring your phone charger on a plane there are two types of chargers to consider. Suitcases with built-in battery packs have been banned in recent years particularly in the US.
The kind you plug into an electricity supply to charge a earphone or a unlike type of device and the type that contains a battery.
However it is highly recommended that you pack your batteries in your carry on luggage whenever possible. Make sure your electronic devices are charged before you travel. For more prohibited items please go to the What Can I Bring page. Dry cell rechargeable batteries such as Nickel Metal Hydride NiMH and Nickel Cadmium NiCad.
