The SR-Series PRO LED Light Bars provide a sleek, low profile lighting solution that measures less than 2" tall. Thanks to improved LED technology, the SR-Series PRO now offers more light output than ever before with up to 111% more raw lumens. As the name implies, the SR-Series PRO utilizes a single row of LEDs with your choice of Hybrid or patented Specter optics in a variety of beam patterns. Ideal for applications where space is limited, the SR-Series PRO is a powerful light source designed to project light at extreme distances while consuming very little power.