This National Geographic CF70 UV Bulb is highly effective in helping to keep the water in your aquarium clear. Replace your existing ultraviolet bulb when it goes out with this long-lasting bulb. Only at PetSmart.

Features: Ultraviolet bulb, Helps keep water clear
Includes: 1 UV Bulb
Intended For: Aquariums
Size: 3.7 in W x 15.2 in H x 1.2 in D (19.5 cm x 19.5 cm x 5.5 cm)

Caution: This is not a toy. Keep out of reach of children. UV radiation is dangerous for the eyes and skin. Do not operate the UV-C emitter outside the appliance. Unintended use of the appliance or damage to the housing may result in the escape of dangerous UV radiation. UV radiation, even in small doses, may cause harm to eyes and skin.