The PM6 3330 LED and PM6 3320 incandescent lights are constructed of an engineering-grade polymer. The lights weigh 3.45 ounces. The PM6 LED use high-output batteries to drive a one-watt Luxeon LED, producing 41 lumens of light output for up to 20 hours. The PM6 incandescent is engineered with heavy-duty lithium batteries and a high-intensity Xenon bulb that drives 74 lumens of light. Additional features include a sturdy, detachable, black phosphate, coated steel clip for easy transport; a non-slip textured grip, and a tail switch (on/off and momentary function) for one-handed operation.