Electrifying Arc Modification Box

Electrifying Arc Modification Box is an item in Honkai Impact 3rd.
It can be used to increase Synergy level of Electrifying Arc or Electrifying Arc: Azure Sky by 1.
==Sources==
*Obtainable by combining 4 s.
==Trivia==
==Notes==
==References==
Category:Honkai Impact 3 Wiki