Travel Restrictions for Lithium and Lithium Ion Batteries http://safetravel.dot.gov/documents/airline_passengers_and_batteries. pdf ... In carry-on baggage, there is no limit to the number of consumer-size batteries or battery- powered devices that a passenger can carry for "personal use". ... http://safetravel.dot.gov/documents/airline_passengers_and_batteries. pdf
You can connect the dedicated compact power adapter or battery charger to a power supply of between 100 and 240 V AC, 50/60 Hz. However, you need a plug adapter to use the camcorder in a country where the power plug shape is different from that of your own country. (Please note that depending on the region, the plug shape may be different even in the same country.)