The Competition Electronics CEI-4100 Indoor Light System is a compact easy-to-setup electronic lighting solution that provides optimum chronograph performance in indoor or low light environments.Competition Electronics CEI-4100 Indoor Light SystemPatented electronic LED design eliminates traditional light bulbsCompatible with all Prochrono chronograph modelsRed LED indicator shows ready-to-fire statusDual power options: 120V AC adapter or 24V DC sourcePortable design with quick-mount light arcsFast setup for immediate usePerfect for indoor shooting ranges and low-light conditions where accurate chronograph readings are essential. The reliable LED technology and versatile power options make this system ideal for both permanent installations and portable shooting setups.