Satin Chrome. Lockey L220 Little Lockey is a small and inconspicuous mechanical digital surface rim lock that blends in easily with general house hold fixtures & fittings making it suitable for both residential and commercial use. This unit comes complete with all fixings and a standard 12 button keypad and over 5,000 code groups (when made up from 3 to 7 digits).. Smaller size digital lock. Suitable for cabinets & cupboards as well as doors. Surface mounted internal sliding bar (57mm throw). Can be installed as close to the edge of door as required