Repti Eye halogens are suitable for any terrarium where a quality heat source is required .They provide natural warmth for reptiles and amphibians and thus support digestion and activity .The big plus of these lamps is their increased durability and longevity , the lamps have tempered glass and PAR30 design, which increases their luminosity.The lamp does not emit UVB and therefore we recommend combining it with Repti Eye UVB bulbs.The average life of the product is 5000 hours. Repti Eye halogen 35w Execution PAR30 Beam angle 35 ° Chromaticity temperature 3,000 K Intensity 270 lm Average service life 5,000 hours Thread E27 Repti Eye halogen 50w Execution PAR30 Beam angle 35 ° Chromaticity temperature 3,000 K Intensity 450 lm Average service life 5,000 hours Thread E27 Repti Eye halogen 75w Execution PAR30 Beam angle 35 ° Chromaticity temperature 3,000 K Intensity 760 lm Average service life 5,000 hours Thread E27