Checkers large vehicle identification lights provide fast and easy identification of any type of equipment in heavy-duty working environments. Built with high output LED lights, these lights provide superior visibility during the day or night. The numbering panel is constructed from a high-intensity reflective material that is easy to read whether the sign is powered or off. Designed to withstand high-pressure washing and impact, these durable lights are built with heavy-duty materials to withstand the harsh weather and working conditions frequently experienced in mining, construction and other industrial applications. They are rated at operating temperatures ranging from -60 deg F to 140 deg F (-50 deg C to 60 deg C).