You must be quick.
For instructions: https://www.t.me/codewallet
Download "Code Wallet" from app stores and use invite code "codefans"
Get REALTIME updates on all future airdrops on Telegram (so you are the first one to scan):
(Codes that are older than 3 minutes are not currently scannable. Soon it will be up to 24hrs. If it doesn't work, it's because you scanned it too late or someone already picked it up. A future Code Wallet release will let you know if it was already claimed.)