Lot of 2 LiftMaster 373LM 3-Button Remote Control Description 3 Button visor remote control with clip;315 Mhz- purple learn button on circuit board;Easy to code- DIY user friendly;Security + includes one battery 3vcr2032 (installed) Features: Compatible with PURPLE learn code button Only Three button remote Battery,Instructions and Visor clip included 315Mhz (Frequency) Product Details: Brand: LiftMaster Special Feature: Ergonomic Connectivity Technology: Infrared Number of Buttons: 3 Controller Type: Button Control Manufacturer: ‎114A4109 Part Number: ‎114A4109 Item Weight: ‎5 ounces Package Dimensions: ‎5.47 x 2.76 x 2.2 inches Item model number: ‎CECOMINOD032601 Batteries: ‎1 CR2 batteries required. Is Discontinued By Manufacturer: ‎No Item Package Quantity: ‎1 Special Features: ‎Ergonomic Batteries Included?: ‎No Batteries Required?: ‎No Battery Cell Type: ‎Alkaline Date First Available: March 9, 2016