I dunno

Monero wallet in case that fits best, it exists.

Monero QR code

4AWG8ZW6a92b3aJUaDzUKq6aymkHAcN2B7UtSUL7HwU7ccbnoDDCZ8aJgBdkW8a1uBRoVg6yBuZBvTGGPTXfP4eBMfjajL3