Dark-green ring (20 mm high) with a white two alpha code (on left tarsus) and a metal ring (on right tarsus).
note 1 : used codes : HA-HZ / IA-IZ / JA-JZ / KA-KZ / LA-LZ / NA-NZ / OA-OZ / PA-PZ / RA-RZ / SA-SZ / TA-TZ and the used letters A, B, C, E, F, H, I, J, K, L, N, O, P, R, S, T, U, V, X, Y, Z.
note 2 :