[2 Pack 250W Heat Lamp Bulbs] Power: 250W, Voltage: 110V-130V, Lifetime: >8000h, Socket: medium E26 standard base, Length: 4.85 inch / 12.3 cm, Diameter: 4.92 inches / 12.5 cm [Long Service Life] Adopt updated vacuum aluminizing process technology, the efficiency of the heat lamp bulb increase. This R40 Heat lamp has a lifespan of 6000 Average Rated Hours reducing the need for frequent bulb replacements [High Heat Efficacy] This heating bulb used higher reflective aluminium coated glass, can increase more 40% heat output than others, saving energy and more quick heating. The heat emitter provides ambient heat effectively and create a healthy environment for reptiles [Widely Use] Not only suitable for Chicks, Pet, Reptiles, Amphibian, dogs, cats, but also for Bathroom, Food Service, Light Therapy, Skin Care, Beauty Salon, Sauna [Perfect After-sale Service] We provides 3 month warranty! Free replacement for any problem in 90 days. SAFETY TIPS：The heat bulb will heat up when turned on. Do not place flammable items next to the bulb 2 Pack 250W Heat Lamp Clear Infrared Bulbs