Elevator numbers on a black background. Changing numbers and a moving elevator panel to different floors in a high-rise building. High quality 4k footage number keypad stock videos & royalty-free ...

building 3000 contains seven floors plus ground. An elevator system is used for this building. It is controlled by a keypad inside the elevator that is used by the user to select the target floor. The ...

Dube said her uncle should have been blocked by three levels of ­security — a keypad-controlled locked door on his special unit, an elevator keypad, and a keypad-controlled lock at the front door, an ...