Specification: Light socket: E27. Voltage: 110V. Wattage: 50W. Shell color: grey, blue, red. Light color: white, warm white, red. Material: glass. Dimension: 9x5cm(HxD). Feature: This 50W infrared heating lamp is made of hightoquality glass, it has a perfect heat radiation feature, more efficient and longer lasting. This heat bulb is simple and easy to install, just screw it into a standard porcelain E26 or E27 screw socket (ATTENTION: Use only with a porcelain socket, because the plastic socket may melt the lamp holder). Great for pet, lizard, tortoise, snake, spider, shameleon, turtle, all reptiles and amphibians. This heat lamp's input voltage is AC 110V, power is 50toWatts. This heat lamp provide red comfortable light and heat source for pets, could promote pets blood circulation, speed up metabolism, promote wound healing, promote reptile sleep. ATTENTION: 1. Please turn on 3to5 hours per day, because long hours of high temperature work can easily reduce the bulb's lifetime 2. Please do not turn on bulb immediately after turning off, because the sudden arrival of the electric pulse with the original high temperature bulb may directly burn the bulb 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. Package included: 1x 50W pet heating bulb