TABLEX™ FOR IL is signage used where safety and notifications are needed in dusty and wet locations applications. Instant on/no warm up. Extreme compact size and weight. Up to 23 years (at 12hrs a day) of light, eliminating bulb and ballast replacement maintenance. Operating ambient -40°C to +55°C. 5 year warranty. High CRI for improved visibility and clarity. Damn near bullet proof.