POWER SAVING DOOR OPENER SWITCHA simple press of the button can open the door connected to the access control system. Low voltage wired design saves more energy than other garage door opener wall mount buttons. EASY TO INSTALLEasy to install and use. Looks simple, comfortable and beautiful. Easily replaces broken wired doorbell buttons and universal garage door opener button wall mounts. LONG LASTINGSafe and durable, not easy to break or deform after long-term use. Beautiful LED light design makes this doorbell button with light stand out and is favored by consumers. WIDELY APPLIEDUsed for door access control systems. 100% and high quality. Works with all electronic access control keypads and door phones with access control keypads. A nice replacement accessory for the old or broken one.