It also stated that smaller lithium batteries had to be carried in your hand luggage and were banned from carriage in the hold. A lot appears to be down to how those doing the security checks on the day interpret things, when flying back from Egypt (or domestically for that matter).
Egypt is exploring the potential of energy storage through batteries to combat our electricity oversupply problem: As Egypt continues to suffer from a major oversupply of electricity, the country is in need of new ways to tackle the issue.
Egypt has been looking at a number of ways to store electricity as part of its ambitions to grow renewable energy capacity to cover 42% of the country’s electricity needs by 2030. These include upgrading its power grid and incorporating pumped-storage hydroelectricity stations to help store electricity for future use.