Hello. Thank you for using our Trade-in Tool on the My Vodafone app. To complete your Trade-in, you just need to use this unique code: 9636272189 when you buy your new plan. Please note, your code is valid for 7 days from the date your device completed the Trade-in checks. Please note: if your device differs from the information provided, we'll send your device back to you and remove your chosen Trade-in option