The Hu-Friedy Oral Headlight L13899 is a high-quality dental headband light designed for use in dental laboratories and dentistry. With its reliable brand reputation and specific model, this product is ideal for professionals in the field. The head light provides optimal visibility and illumination during procedures, ensuring precision and accuracy in dental work. It is a great tool for illuminating detailed procedures where light is optimal. This instrument was used very little and is in extremely good condition. I have tested this light and it works as it should very well.