Features: 1. Full spectrum small sun light halogen basking lamp is made of high-quality glass, includesing durable wick avoid anti-aging and three-dimensional reflection, which is to strengthen the ultraviolet spectrum 2. This daylight bulb is with 97% UVA stimulate appetite and 3% UVB promote vitamin D3 synthesis, fully absorb calcium, and 3.0 UVB could provide adequate UVB radiation. It has obvious prevention and improvement effects on the phenomenon of turtle backs, as well as heating to help digestion 3. This full spectrum heat bulb is simple and easy to install, just screw it into a standard E27 screw base, used for wide variety of reptiles and amphibians, including turtles, lizards, bearded dragons, snakes, frogs, iguanas, tortoises, chuckwallas, etc. 4. This heat lamp's input voltage are AC 110V-120V/220-240V, power are 25w,50w and 75w, full size is diameter 2.0 inch x height 2.0 inch. 5. PLEASE NOTE: 1. Please turn on 3-5 hours per day, because long hours of high temperature work can easily reduce the lamp's lifetime; 2. Please do not turn on the lamps immediately after turning off, because the sudden arrival of the electric pulse with the original high temperature lamps may directly burn the lamps; 3. Bulb‘s surface temperature is high when working, please do not use your hand to test the temperature, also please adjust the distance between the heat lamp and the pets Specifications: 1. Voltage: 110V-120V/220-240V 2. Material: Glass Caution: 1. Please do not put the bulb into the water.