Guardian WWB 303MHz Wireless Door Control Push Button Station Garage Door Opener
Used in conjunction with a wired control, you can add a push-button at another location in your garage without additional wiring.
Frequency: 303MHz
Buttons: 1
Codes: >4 million
Operating Range (tested): 200 ft. (61 m)
Agency Approvals: FCC
Battery: 12V A23 (Included)
Mounting screws and anchors are included