Aluminum construction ensures long-lasting performance and easy portability for on-the-go testing Handheld design allows for convenient use in various environments, making it for professionals and hobbyists alike Accurate spectral color measurement helps in assessing light quality for photography, art, and scientific applications DC 12V power supply provides reliable operation and consistent performance during measurements Versatile tool suitable for use in laboratories, educational , and outdoor assessments of light conditions, Manufacturer: SOYWIM