DRBSS02AP-PTE exit button, surface mounted with a 2mm stainless steel facia, large exit button and ABS green plastic back box
IP66 rated for external use
Surface mount
Changeover contacts (C/NO/NC)

Size: 85h x 85w x 28d mm

Back box: Green ABS plastic surface mount back box
Face plate: 2mm Stainless steel face plate engraved Press To Exit
Exit button: Large 22mm exit button with 28mm bevelled edge
Contacts: Normally Open & Normally Closed contacts
Tested for: 1,000,000 operations
Rating: IP66 rated for external or indeed internal use

As per the above image and 2 x fixing screws