The Monsoon Premium G 1/4 LED Stop Fitting is designed for Monsoon MMRS reservoirs and Monsoon Light Port Rotary Fittings, or any G 1 / 4 port you want to add light to. Each stop fitting comes with two tailed LEDs in the designated color. These taield LEDs are 4-Pin molex powered and come pre-sleeved in black and the second one is in the matching color.