It can be charged in one minute, and it can be used continuously for a week with moderate intensity. The refueling place can't be placed next to your pillow.
You can refer to the charging time of Toyota mirai hydrogen fuel cell vehicle. At present, it only takes less than four minutes to last nearly 500 kilometers. Personally, the charging method of hydrogen-fueled mobile phones needs to meet two conditions. One is that hydrogen kinetic energy fuel enters thousands of households like electricity, or there is a cheap, simple and small device to generate hydrogen fuel quickly.
Apple began to acquire such patents and companies on 20 10. Reserve technology for the next energy solution.
I think China needs enterprises to be prepared in advance. Hydrogen fuel is simple and convenient to use, and it is an energy revolution that can completely change the earth.