LiftMaster 893LM Security+ 2.0 3-Button Visor Clip Garage Door Opener Remote Control - Compatible only with Security+ 2.0 LiftMaster garage door openers with a yellow programming button

Security+ 2.0: With every click, a secure code is sent to the opener so the door opens only for you Multiple Buttons: The 3 buttons allow you to control up to 3 garage door openers or gate operators Battery Operated Remote: Three-button remote control operates and comes with a 3V lithium battery