Hacker News new | ask | show | jobs
by yread 4462 days ago
It seems you're right. It is allowed by FAA but disallowed by ICAO. I'm not sure I would take any chances with a 300$ device though

Passengers can also bring two (2) larger lithium-ion batteries (more than 8 less than 25 grams of equivalent lithium content per battery or about 100-300 watt hours per battery) in their carry-on.

http://www.faa.gov/about/office_org/headquarters_offices/ash...