LiftMaster 877LM Wireless Keypad (ONLY for Openers with Yellow Learn Button)

For use with Security+ 2.0 Garage Door Openers. All Security+ 2.0 Garage Door Openers have a yellow Learn button and two yellow antennas. Refer to your product owner's manual for additional programming instructions if necessary. The product will activate when the 4-digit Personal Identification Number (PIN) and ENTER button are pressed on the Keyless Entry.

Specifications

• Item Weight: ‎6.7 ounces
• Package Dimensions: ‎6.93 x 2.91 x 1.73 inches
• Batteries: ‎1 9V batteries required.
• Battery Cell Type: ‎Alkaline