You gain a +2 bonus to Armor Class against ranged attack rolls while you wield this Shield. This bonus is in addition to the Shield’s normal bonus to AC.
Whenever an attacker makes a ranged attack roll against a target within 5 feet of you, you can take a Reaction to become the target of the attack instead.
RollQuest summary +2 AC against ranged attacks (on top of the shield's normal AC). Reaction: become the target of a ranged attack aimed at a creature within 5 ft of you.
RollQuest ships the D&D 2024 SRD as a content pack, on a 5e character sheet that does the maths - roll from the sheet and let the numbers work themselves out. Free to start.