The fob that you carry on your keychain or use to open the garage door is actually a small radio transmitter.
													
																	How does universal remote garage door opener work. 
									
	
		
	
																	It is the clicker klik1u universal 2 button garage door opener remote. 
																	If they are working correctly the problem might be because of the safety sensors. 
																	The garage door remote won t work but the wall switch does. 
																	The automatic garage door is connected to a motor which then pulls the door open or lets it down using a chain connected to the door. 
															
													
									
	
		
	
																	With the addition of a light control switch a universal remote also turns on the garage light or your home lights. 
																	Like a universal tv remote universal garage door remotes can be programmed to work with any electronic garage door system. 
																	Each of the 4 buttons on the remote programs individually of the others so having multiple brands of openers controlled by a single remote is not a problem. 
																	Some garage doors have infrared sensors that shoot an invisible beam across the door. 
															
													
									
	
		
	
																	Uses smart learn technology for easy programmability and frequency recognition. 
																	The door is also on a track. 
																	When you push a button on the fob you turn on the transmitter and it sends a code to the receiver either in the car or in the garage. 
																	You can program universal garage door openers to open one or two garage doors. 
															
													
									
	
		
	
																	2 button design allows control of up to 2 garage door openers or gate systems at once. 
																	Check the batteries and electrical connections in the remote to make sure they are working correctly.