Specifications: Provides UVA UVB rays and heat, 97% UVA stimulates appetite, 3% UVB promotes vitamin D3 synthesis, and fully absorbs calcium. Helps prevent metabolic bone disease and stimulates reproduction. Promotes pet appetite and helps digestion maintain balanced growth. Life time up to 2000 hours. Used for wide variety of reptiles and amphibians, including bearded dragons, geckos, snakes(pythons, boas, etc.), turtles, tortoises, iguanas, lizards, chameleons, frogs, toads, monitors, blue tongues, etc. Item Name: Reptile Heating Lamp Material: Metal Voltage: 110V Lamp base: E27 Power(Optional): 25W/ 50W/ 75W 25W Fit for Aquarium/Tank Length: < 50cm/19.69" (Approx.) 50W Fit for Aquarium/Tank Length: < 80cm/31.50" (Approx.) 75W Fit for Aquarium/Tank Length: < 100cm/39.37" (Approx.) Dimension: 5cm x 5cm x 2.7cm/1.97" x 1.97" x 1.06" (Approx.) Notes: Turn on 2-4 hours per day to remain its lifetime, long time light treatment is not good for your animals. Please dont turn on bulb immediately after turned off. Do not let your animals to touch the lamp to avoid getting a burn. Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Reptile Heating Lamp(Lamp holder is not included.)