Rising and falling elevators require a key card every time.By introducing the key cards, tap, and then press the desired layer up.To have the sound limb.Note If you press the floor.Press
The up and down elevators require a key card for each card by tapping noise coming and then hit the floor, looking up to the sound of branches in the class that you want to be more pressing.
Fluctuation elevator to use the key card every time.The card key touch cause noise and then press the need.There will be sound branch ring.Press the key you have fluctuationPress.