Contains Enchants/Stored Enchants

The contains-enchants rule itself already support stored enchants in enchanted book, so you don't need change the rule ID to contains-stored-enchants.

Contains Enchants/Stored Enchants - Premium

Similar to has-enchants, but require the enchantment level must be greater than the value you set.

match-item:
  contains-enchants:
    POWER: 1

Contains specified levels enchants/stored Enchants - Premium

If you want to make only specified enchantment level take effect, you can use int list at here. For example, I want to make only item has Power level 1 enchantment match, then you should set this section like this:

match-item:
  contains-enchants:
    POWER: [1] 
    OTHER: [1,2,5] # Means level1, 2 and 5.