content: Mag Instrument's lighting products are of high quality in all aspects of the products' construction and function. The body of the lights are strong and durable. The interior workings last for years without fatigue that is found in most other flashlights. Fatigue in the springs and contacts cause intermittent light and eventually failure. Not so with Mag products. The switch is high quality and durable and offers many years of dependable use. The relflector and beam adjustment feature work well together and offer a wide range of beam dispersal. Mag flashlights are worth every penny and will continue to function for many years.