PAC TR-7 Universal Trigger Output Module: * Combines several triggering functions in 1 package, providing a solution for a multitude of problems * Accurate digital timing without the use of separate meters * Independent of trigger voltage levels for maximum accuracy * Program switch and indicator light ensures easy installation * Supplies up to 2A of current for use with power antennas * Programmable delays of up to 4 min and 15 sec before turning on/off * Great when adding a subwoofer and amplifier to a factory system * Perfect when installing a video system in a boat or RV, where there is no foot or parking brake available for safety interlock * Great for things like motorized amp racks and other custom features * Useful if users need 2 outputs and their alarm only has 1 * Eliminates loud and annoying alarm chirps