Features: 1.This lamp provides UVA UVB rays and heat, 97% UVA stimulates appetite, 3% UVB promotes vitamin D3 synthesis, and fully absorbs calcium. 2.Helps prevent metabolic bone disease and stimulates reproduction; promotes pet appetite and helps digestion maintain balanced growth. 3.Filled with hydrogen gas inside of the bulbs. Using the material of quartz glass. Life time up to 2000 hours. 4.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. 5.Portable,durable and long life. Specification: Product: 97% UVA +3% UVB Reptile Heating Light Material: Metal Color: White Voltage: 220V Lamp base: E27 Power: 25W/ 50W/ 75W 25W Fit For Aquarium/ Tank Length: <50cm/ 19.68inches 50W Fit For Aquarium/ Tank Length: <80cm/ 31.4inches 75W Fit For Aquarium/ Tank Length: <100cm/ 39.37inches Lamp Size: Approx. 50x50mm / 2.0x2.0inches Notice: 1.Turn on 2-4 hours per day to remain its lifetime; long time light treatment is not good for your animals. 2.Please don't turn on bulb immediately after turned off. 3.Do not let your animals to contact the lamp to avoid getting a burn. Voltage:--220VApplication:Indoor , ProfessionalWattage:--25W/50W/75W