Rayovac Light – Heavy Duty Flashlight – Durable Flashlight for Industrial UseA heavy duty flashlight is necessary for working, industrial conditions. Tools are designed to take a lot of abuse, shouldn’t your flashlight do the same? The Rayovac Light brand understands the need for a durable flashlight. That’s why Rayovac has their heavy duty flashlight line. In fact, Rayovac is proud to manufacture the best selling flashlight in the industrial marketplace. The IN2 is one heavy duty flashlight. Withstanding up to a seven foot drop test, the IN2 durable flashlight can take a beating. Composed of high impact polypropylene, IN2 heavy duty flashlight is chemical, oil, gas, water and corrosion resistant.