When considering the regulations for carrying electronic devices in an airplane, which of the following statements about an electric razor is accurate?
- An electric razor must be carried in checked luggage only due to its battery.
- An electric razor can be brought in carry-on luggage without restrictions because it does not contain a significant amount of lithium.
- An electric razor must be disassembled and the battery removed before being allowed in carry-on luggage.
- An electric razor is allowed in carry-on luggage, provided it is switched off and the battery is properly secured.