T5 UVB Lighting Combo Kit 39W – T5 UVB Reptile Light Fixture and 5.0 UVB Light B on July 25, 2026 July 25, 2026 Watts T5 5.0 39W T5 10.0 39W 100W 8W T5 10.0 8W. UVB Reptile Light 5.0 39W. UVA UVB reptile light fixture heat dissipation is easy with aluminum. Plastic protector cover on uvb light both ends are safe to use without hurting.