Material and surface: Housing made of aluminium AlMgSi 0.5; blasted and natural colour or black anodised. Functional elements: Membrane keypad with 2 illuminated push-buttons (NO contact) and status display red or green. Connection: Connection cable 12-pole 5m led out of the push-button housing. Protection: IP 54. Note: Colour design of the keypad possible according to customer requirements. Laser labeling optional.