GRG DR OPNR RMT 3BTN BLK *Brand Name: Chamberlain *Sub Brand: myQ *Number of Garage Doors Able to Open: 3 Door *ProductType: Garage Door Opener Remote *Compatibility: All Chamberlain, Liftmaster, and Craftsman Garage Door Open *Batteries Included: Yes *Number of Buttons: 3 Button *Number of Batteries Required: 1 Battery *Illuminated Buttons or Display: No *Universal Control: Yes *Battery Size: CR2032 *Color: Black *Discovery CON, SUP