The Streamlight Trident Headlamp has a main C4 LED for distance, and three Ultra Bright LEDs for close up work. Two brightness levels are high (85 lumens) and low(30 lumens). Maximum beam distance is 334 feet on high setting. The Streamlight Trident includes a head strap and a rubber hard hat strap which designed to stay secure on helmets and hard hats. Pushbutton switch sequence is low-high-off with a 90 degree tilting head.