.One set lift control system includes 1pc lift reader and 1pc lift controller; control 16 floors; Show guest card, go directly to the guest floor; Show staff card, activate all buttons; No card can not access; Public floor function; Emergency or damage, recover lift default function;unlock with Mifare cards.
Standoff Cap, 5/16"-18 Thrd Sz, Aluminum Black Anodized Cap is tapped 5/16-18 and comes with a 3/4" connecting stud. Other studs available for separate purchase.