The A-Dec Intra-Oral Light Source, P/N 90-0380-00, is a specialized dental examination chair light designed for use in endodontics, dentistry, and orthodontics. Made by the trusted brand A-dec, this intra-oral light source provides illumination for clear viewing during dental procedures. It is essential for healthcare professionals to have clear visibility while working in the oral cavity, and this product ensures proper illumination for precise and accurate treatments.