2X Interruttore Canna Magnetica Normalmente Aperto Chiuso NC NO Porta Allarme Finestra Sicurezza...
They are ideal for protecting doors. Mounting Hole Size : 7 x 2.5mm/ 0.28" x 0.1"(L W). windows and patio doors and any opening device such as a drawer or cupboard for example. Model: 31B. Color: White.