Product purpose and key benefits Direct replacement learn/program button for LiftMaster, Chamberlain and Craftsman garage door openers. Restores the unit's ability to enter programming/learn mode without replacing the whole opener. Saves time and cost by replacing only the damaged or missing learn button. Designed to match factory fit and function for easy installation and reliable performance. What this product does Serves as the roofpanel/program/learnbutton used to put compatible garage openers into learn or programming mode so remotes and keypads can be paired. Works with the original wiring and mounting points; simply remove the old button and install the matching color button. Compatibility (colorcoded by year/frequency) 1) Yellow Learn Button — 2011 and newer; 310 / 315 / 390 MHz LiftMaster: 891LM, 893LM, 893MAX, 81LM, 61LM, 82LM, 83LM, 84LM Chamberlain: 950ESTD, 953EV, 850CB, 853CB, 856CB, KLIK1U Craftsman: 139.53707, 139.53870, 139.53779, 139.53879, 139.52800, 139.53637, SRTHBW1136 2) Purple Learn Button — 2005–2014; 315 MHz LiftMaster: 371LM, 373LM, 375LM Chamberlain: 950CD, 954D, 956D, KLIK1U Craftsman: 139.53753, 139.18191 3) Red / Orange Learn Button — 1997–2005; 390 MHz LiftMaster: 91LM, 92LM, 94LM, 96LM, 971LM, 972LM, 973LM, 974LM, 973W Chamberlain: 950CB, 953CB, 956CB, KLIK1U Craftsman: HBW 1255, 139.53980/B, 139.53681, 0095680000, 009536810000 4) Green Learn Button — 1993–1997; 390 MHz LiftMaster: 81LM, 61LM Chamberlain: KLIK1U Important attributes Function: Replacement learn/program button that enables remote/keypad pairing on compatible garage openers. Compatibility: Colorcoded to match opener model year and frequency; confirm color, model and frequency before ordering. Fit: Designed for an exact replacement of the original factory button (matching mounting and electrical contacts). Performance: Restores programming functionality when the original button is missing, broken, or worn. Typical use scenarios a cracked or nonresponsive learn button so you can reprogram a lost or remote without replacing the entire opener. Restore programming access after panel damage from accidental impact or wear to the original button. Keep spare buttons on hand for technicians servicing multiple units across different model years and frequencies. How to confirm this is the right part Match the button color (yellow, purple, red/orange, green) to your opener's existing learn button. Verify your opener model number and manufacturing year against the compatibility lists above. Review the product images and your opener's control panel before to ensure exact fit. Notes Sold as individual replacement learn buttons by color/model. Please carefully read the page description and reference images before to confirm compatibility.