Yes, all of our products are certified and have the appropriate markings.
Most airlines allow lithium batteries that do not exceed 100W/hours in the carry-on luggage. You can find the product specific information on the outside of the power bank. Also, consult your airlines for specific information about your flight and travel locations as there may be different regulations between airlines.
USB Power Delivery (PD) is a universal charging standard that enables compatible devices to charge at much higher power than normal. The technology supports bi-directional charging and data transfer from both host and peripheral. Fast charge your Pixel 3 or iPhone, and then use the same charger to power your MacBook. Get more detailed information from this blog post.