• Replacement ultraviolet sterilizer bulb 36 watts. Fits most UV units on the market. Includes Odyssea UV, Coralife Turbo Twist 12x, Tetra Pond UV3, and more.
• UV 36 watt bulb / Standard 2G11 - 4 straight pin base
• Length (installed): 16.25" / Length (full): 16.50"
• Fits most UV units and nail sanitizer