Multi Code 3083Multi Code dual button mini remote, 300 mhz, 10 switch, keychain style remoteFeaturesTest/operate LEDMolded-in hole to accept keychain or keyringSupplied velcro strip for visor or dashboard mountingOperates two independent garage doors or an automatic gate and a garage doorPower: long-life 12 V batteryFrequency: 300 MHzCodes: 1,024 (set by dip switches)Dimensions: 2.5 x 1.5 x .625 inches