Why is this key needed ?
This key is needed to obtain valuable items located in a secret room, and to enter the room, you need a key card. It can be obtained in two ways: as a reward for completing the quest «Battening Down» or by relying on luck while searching houses.

Make your way to the Panorama Azzuro hotel, avoiding the Shredder near the lobby. You need to bypass squads of Pops and Fireballs that control the corridors on the floors. Once inside, proceed to clear enemy forces.
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Container inspection: Check the contents of suitcases and white crates.
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Weapon search: Explore furniture for epic gear (Osprey or IL Toro level 3), this will help you Dockmaster detector.
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Secret area: Find a metal safe under the bed, the bed is located at the end of the room
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Key item: During the first run take the access pass to apartment 208 from the box, обязательно.

What loot can you get?
Keep in mind that during repeated farming, this box gives random resources, for example, volcanic stones. The chance of getting the card again is very low, but it is worth it as it unlocks a large hotel area on level 2. To take all the top loot from there, your account with ARC Raiders must be ready for such runs, and you must have “Search MK2” prepared.

Take a tool to open the Raider evacuation hatch with you to safely deliver the collected riches to Speranza.