We use the expression "Watt" to explain a way of fast charging. Below you can find the differences.
10 t/m 12 watts
Most chargers without fast charging, have an output of 10 or 12 watts. This is fine for smartphones and tablets, at normal speed.
15 t/m 18 watts
We're fast charging from 15 watts. You can fast charge your iPhone from 15 watts.
19 t/m 30 watts
Only a few Android smartphones and the iPad Pro can be charged till 30 watts. When a devices can only charge till 18 watts fast charging, the Xtorm power bank or Xtorm adapter will automatically provide only 18 watts.
31 t/m 60 watts
You use these fast chargers for laptops. Chromebooks and small MacBooks are being charged with at least 45 watts.
61 t/m 100 watts
The MacBook Pro 13" needs 61 watts input, while the MacBook Pro 15" needs 87 watts.