LiftMaster ​373LM Security+ 3-Button Garage Door Opener Remote Control with Visor Clip - Pack of 1 Description 3-button transmitter for Purple Learn button 2005-2012 systems, 3-button visor transmitter Features: Multiple Buttons: The 3-buttons allows to control of up to three garage door openers or gate operators Multiple-Use Remote Control: Use with garage door openers, gate operators, or MyQ enabled lights Battery-Operated Transmitter: 3-button remote control operates and comes with 3V cr2032 battery Security+: This system ensures that every click sends a secure code to your garage door opener Battery Life: This remote battery has an average 5-year life due to its low 3V voltage Product Details: Brand: LiftMaster Special Feature: Ergonomic Max Number of Supported Devices: 1 Number of Buttons: 3 Controller Type: Button Control Manufacturer: ‎LiftMaster Part Number: ‎373LM Item Weight: ‎2.4 ounces Product Dimensions: ‎2.79 x 7.11 x 11.68 inches Item model number: ‎373LM Batteries: ‎1 Lithium Ion batteries required. (included) Is Discontinued By Manufacturer: ‎No Size: ‎1 Count (Pack of 1) Power Source: ‎Battery Powered Item Package Quantity: ‎1 Special Features: ‎Ergonomic Included Components: ‎LiftMaster Garage Door Openers 373LM Three Button Remote Control Transmitter Batteries Included?: ‎Yes Batteries Required?: ‎Yes Battery Cell Type: ‎Lithium Manganese Dioxide Description Pile: ‎Lithium Date First Available: April 9, 2013