Elevator parts, Elevator component - Elevator COP Feature&Specification: 1. Face plate: stainless steel, available in mirror finish, hairline finish, titanium finish and so on 2. Various push buttons for your selection: AK07, AK18 or according to customer's requirement 3. Signal input mode: 7segment, BCD code, Gray code or Binary code 4. "OVERLOAD" or other word can be displayed 5. Used for handicapped peoples operation Input voltage 7segment DC12V, DC24V, AC12V, AC24V Dot-matrix DC12V, DC24V, AC12V, AC24V