Digital cabinet lock for cubboards,cabinets and lockers.Quick retrofit for cam locks. Easy programming and code change.All parts, fixings and templates included.Powered by 2 x 1.5 volt AAA cells which will provide in excess of 10,000 openings. Low battery signal and facility for battery failure override. For door thickness 1 - 19mm.. External dimensions Length 136mm x Width 32mm x Depth 30mm (to top of handle). Cam fixing point 8mm square. Silver Grey finish. There are 3 program levels: (i) Master user code (ii) sub master code and (iii) user code.