Can You Pack Batteries In Hold Luggage. I had no issues through security or customs. Non- rechargeable lithium metal batteries are limited to 2 grams of lithium per battery.

You must not take separate gas cartridges on board. Federal government websites often end in gov or mil. If your cabin baggage is checked in or removed at the gate and placed in the hold you must remove all spare batteries and power banks and carry them with you in the cabin.
However when it comes to battery and engine-powered tools there are some other things to keep in mind besides the above as well.
This device is often used to recharge personal electronic devices PEDs ie. It has a 144 Volt rechargable Nickel Cadmium battery pack about 3x4x3. Ideally you should keep these in the manufacturers pack as this will ensure that it is not possible for any to become short circuited. And the TSA officers will always have the final decision about what is permitted inside your suitcase whether its.
