Protection and Security Angel Story: The Archangel Michael offers strength and protection. At different times in our lives, we all need a fierce and powerful protector. The Archangels are the most powerful of the Angels as they communicate directly with God. The silver plated Michael angel charm measures approximately 1 1/2" L x 1 /1/4" W, with the additional measurement of 3 charms cascading beneath, the longest of charms measures, 1 1/2" L, comes with 7 1/2" ball chain with connector.