Our 8 button wireless transmitter and wireless receiver kit with extended range up to 500′ comes with 4 latching functions and 4 momentary latching. Latching functions allow you to activate a dc wireless function by pressing the corresponding button once. To deactivate that latching function, you press the same button again. For momentary functions found on this 8 button unit, you’ll activate the function by holding the button down and that function will deactivate as soon as you take your finger off the button. The perfect wireless solution for 12V applications including wireless lights, trailer wireless controllers, dump trailers, cranes, tow truck light bars, sprayers, spreaders, and more.