The iphone11 mobile phone does not support 20w fast charge, it supports up to 18W fast charge, but there is no standard fast charge head and fast charge cable in the box, you need to buy another PD charging head and USB C to lightning cable.\"
In terms of use, the difference between 18W and 20W is minimal from the purchase, which is cheaper to buy that can be. However, it is recommended to buy 20W, the first point is not introduced, and the speed of the two is about the same. Second, why is 20W recommended? Mainly for Apple's exemplary leading role, the official charger of the iPhone12 is 20W (although there is no standard), so there are many third-party 20W chargers on the market now
tolerable
The IPhone 11 supports the original 20 watts, the fast charging line, and when using this kind of phone, you must use the original charger to charge, because in this way, the life of the phone will be better, and charging with a non-original mobile phone will have some impact on the battery, which will shorten the battery life
So iPad 11 he is supporting the original, this 20w fast charging cable, which can be used
The iPhone 11 cannot be charged with 20 watts. Because the iPhone 11 supports up to 18W fast charge, the fast charge standard used is PD fast charge. Moreover, the iPhone 11 does not come with a standard fast charge head and a fast charge cable, and is still a traditional USB-A lightning cable and 5W charging head. So if you want to charge the iPhone 11 fast, you need to buy a PD charging head and USB C to lightning cable.
Yes, the iphone11 up to support about 22w fast charge, you can buy a 30w pd fast charge head, with mfi certified pd charging line, pd agreement will automatically adapt the current and voltage, rest assured that it is OK, as long as it is not inferior products.