Lithium Batteries: Laptop computers, mobile phones, cameras or other portable electronic devices containing lithium batteries and spare lithium batteries, not exceeding a watt-hour rating of 100wh, and spare batteries can be carried as carry-on baggage. With the approval of the operator, you may carry spare lithium batteries exceeding a watt-hour rating of 100wh but not exceeding 160wh on board the aircraft. Each passenger may only take 2 pieces of spare batteries as carry-on baggage. The new aviation regulations now prohibit the transport of motor vehicle batteries either as check-in or carry-on baggage.