Can Lithium Batteries Be Packed In Checked Baggage. If you have an electronic device with an installed battery like a laptop you can pack that in checked luggage. Lithium ion batteries installed in a personal electronic device can be transported as checked or carry-on baggage.

Both must be placed in your carry-on bag when passing through the TSA security checkpoint but must then be taken out and carried with you during the flight. The batteries must be protected from damage and short circuit or installed in a device. You cant pack loose lithium batteries in checked bags.
Airlines often take overweight bags at the departure gate to be stored in the hold.
Any type of razor is allowed in checked luggage so if you wish to err on the side of caution pack everything and check it. If you pack camera batteries in your checked bag when the TSA screen your bag they will confiscate the loose batteries for your own safety and the safety of the other passengers. Lithium Ion batteries 160Wh rating and above. Except for spare uninstalled lithium batteries and spillable wet cell batteries the kind used in cars and motorcycles all the batteries types allowed in carry-on baggage are also allowed in checked baggage.
