Items ability to repair

Items ability to repair

Is there anyway i could make an item give a unit the ability to repair and when its dropped it loses the abilit?

Event: A unit aquires an Item
Condition: Item being manipulated is equal to {the item}
Action: Add Ability {repair} to triggering unit

Event: A unit losses an Item
Condition: IOtem being manipulate is equal to {the item}
Action: Remove Ability (repair) from triggering unit