Graham Field Ultraviolet Tube, 4 Watt, Long Wave

Replacement ultraviolet (UV-4) Tube, 4 Watt, Long Wave. 

Compatible with:

• Q-Series UV Magnifier Hand Held Woods Exam Lamps models 2200, 2201, and 2203
• E-Series Hand Held UV-A Lamps models 2211, 2213, 2214, and 2218 (discontinued)