Charging time depends on various factors such as input source and cables. The product will charge any USB chargeable device (including phones) at the maximum speed that the device’s manufacturer has allowed for in the device configuration.
Yes, all of our products are certified and will have the appropriate markings on the products.
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.