Guardian 2 Button Keychain and Visor Style Transmitter Model 2211-L. Need a replacement remote for your Guardian Garage Door Opener? Here it is! This Garage remote will work on On Guardian Garage Door operators and each button can be programmed to a separate Guardian Operator. The model GDOR2B compact design makes it easy to fit on your Key-chain by adding a key ring to the hole on the bottom of the remote. If you are not into key chain remotes just slide the remote into the visor holster that comes with this purchase. Similar products include the LPL Remote models with the Lynx Label , As well as the 211-L models by Boss Garage. This is because Guardian has manufacture those private label devices as well. If your old remote looks like this but has a different label, you will likely be able to program this guardian remote to your Lynx or Boss Operator (check with sales staff for compatibility verification). Call or Email NorthshoreCommercialdoor.com sales staff if you do not see what you need!