The Apple 35w charger is nearly 60% faster than the 20w. Because under normal circumstances, the greater the power, the faster the charging power, resulting in a shorter charging time. For example, if you do not use it for a long time, you need to keep half the electricity.
< br >
However, electronic devices containing lithium-ion batteries are not used for a long time, and the percentage of battery power before storage is also critical, and the amount of device charging should be maintained at about 60%