
Any questions? Our AI beta will help you find out quickly.
Red LED indicates battery strength and signals sent transmission 12V battery and directional visor clip included Easy access to 12V battery and DIP switch 300MHz One-button Multi-Code ** compatible Not compatible with LiftMaster or Security+ receivers ** Multi-Code is a trademark of The Linear Corporation Chamberlain 300 MC Transmitter Features Chamberlain 300MHz remote control transmitter. Genuine Chamberlain replacement part. This item is new and includes visor clip battery and programming instructions. Compatibility: Works with all Chamberlain garage door openers. Multi-Code compatible. Directly Compatible With Multi-Code 3089 One Button Code Switch Remote with 10 DIP Code Switches ON 300MHz. Note: It is NOT compatible with LiftMaster Sears Craftsman or Master Mechanic brands. Description: This is a brand new Chamberlain model 300MC one button visor radio control transmitter. Works with all Multi-Code type garage door or gate openers that have 10 dip type code switchs on 300MHz. Controls one door/gate. Activates one Multi-Code type receiver on 300MHz Test/operate LED light Neutral case color Visor clip included One Year manufacturers warranty Technical: Power: 12 volt A23 battery included Frequency: 300 MHz Codes: 1024 (set by 10 dip switches) Dimensions: 3.75 x 1.5 x 0.75 inches This Chamberlain 300MC is compatible with the following: -Multi-Code: 1089, 3089, 3089-11, 4120, 4120-01, 4140, 4140-01, 3060, 3060-01, 3070-01, 3083, 3083-01, and the 4200 or 4200-01 wireless keypad. -Linear: MCS308911, MCS412001, MCS414001, MCS306001, MCS307001, MCS308301, and MCS420001 -Digi Code: 5010, 5030, 5040, 5060, and 5070 -MultiElmac: 3089 -Eagle: EG 140, EG 144, EG 148 AND EG 152