This Time-O-Lite GR-90 timer is a professional-grade tool for any darkroom or photographic film enthusiast. It has been tested to ensure its functionality, so you can trust that it will provide accurate timing for your projects. The analog design and Time-O-Lite brand make it a reliable choice for anyone in need of a timer.

This timer is perfect for those who want to take their photography to the next level and ensure precision in their developing process. Check out our other listings. Thanks for looking!