Check the listing for details. Firefly 310MCD21K3 10 DIP Code Switch 310MHz Stanley 1082 Digi-Code 5040 Comp. Condition: New. Listed at 14.95 USD. Transmitter Solutions 310MCD21K3 Remote Replaces the 310MCD21K One Button 10 DIP on/off Type Code Switch Visor Remote Control Transmitter Directly Compatible With Stanley 310MHz Remotes Manufactured Since 1982 Can replace the Stanley 1082, 108210 By Linear Part Number MCS108210. This item will not work with the Stanley Secure Code devices.Product Description: The Transmitter Solutions model 310MCD21K3 replaces the older 310MCD21K and is directly compatible with the Stanley and Stanley compatible remote controls that have 10 on/off code switches operating on the 310MHz frequency. This item is new in plastic bag and includes the key chain, battery and programming instructions.The Transmitter Solutions 310MCD21K3 remote is directly compatible with the following models on 310MHz: Chamberlain TriCode: TC-1, TC-2, TC-4 (when set to Stanley mode). Challenger: 111635. Digi-Code: 5012, 5062, 5032, 5042, 5072. Heddolf: S219-1KA, S220-1KA, S220-1KB. Multi-Code: 1050, 1094, 1097, 1082, 308302, MCS105015, MCS308913, MCS109410, MCS109710, MCS108210, MCS308302. Transmitter Solutions: 310MCD21V2, 310MCD21K3. Stanley: 1038, 1040, 1044, 1047, 1049, 1050, 1076, 1079, 1082, 1100, 24911, 51-4271, 51-4272, 51-4273, 51-4369, 51-4726, 105015, 308302, 108210, 109410, 109710, 308913, 1050-T. Stanley openers have also gone under the names of Vemco, Whistler and U-Install. Zareba: GKF1, GT1, GT2, GT3. Not all compatible models may be listedProduct Features: Activates one Stanley or compatible device on the 310MHz frequency Test/operate LED Quick release key chain One-Year manufactures warrantyProduct Specifications: Power: 12V A23 battery (included) Frequency: 310MHz Codes: 1,024 (set by 10 dip code switches) Dimensions: 2.125 x 1.5 x 0.5 inchesIf you are not positive that this is the correct item for you, please email us. We are more that happy to assist you in determining the correct item for your application. If you need to contact us for assistance please include the Make and Model number of the garage door opener, radio receiver or transmitter. The more information you include for us, the easier it is for us to assist you in determining the correct item. We would rather have you contact us than end up with the wrong item and have to return it. Shipping: Most orders are shipped within 1 business day upon receipt of cleared payment. In the rare event that an item is temporarily out of stock and will take more than 2 business days to be available, we will notify you via email. Note: Once your order has been shipped, we have no control over the time it takes the shipping carrier to deliver your order. Should you experience any problems in receiving your order, please contact us. International Buyers – Please Note: Import duties, taxes and collection charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to bidding/buying. These charges are normally collected by the delivering freight (shipping) company or when you pick the item up – do not confuse them for additional shipping charges. We do not mark merchandise values below value or mark items as ‘gifts’ - US and International government regulations prohibit such behavior.