Mega-Ray Mercury Vapor Bulb - 160 Watts (120V)

Key features

• Self-ballasted mercury vapor bulb.
• For 10 years, it has been shown to have the longest lasting UVB production of any other mercury vapor bulbs available.
• Promotes the synthesis of Vitamin D3 and prevents metabolic bone disease.
• Produces similar amounts of UVB to natural sunlight.
• 160 Watt Bulb - MINIMUM distance setting of 18" will produce approximately 150-200 microwatts per square centimeter (uW/cm2) of UVB and 900-1200uW/cm2 of UVA. MAXIMUM distance setting of 24" will produce 50-75 microwatts per square centimeter (uW/cm2) of UVB. (Distance is measured from lamp face to basking spot or reptile for optimum UVB and heat.)