For general, non-contact illumination purposes. This is a convenient pocket light designed to fit your hand perfectly. Features bright white halogen illumination for accurate tissue color rendition. Brass with black matte finish.

Welch Allyn website for more information on the Professional PenLite: https://www.welchallyn.com/content/welchallyn/americas/en/products/categories/medical-lighting/exam-lights/professional-penlite.html