1The power of our led bulb is 5W, and it's roughly equivalent to a 25W30W incandescent, so it has advantages of lower power consumption and high brightness 2Providing bright and soft light, and the light won't hurt your eyes. No pollution, no flicker, no glare, safe and durable to use 3Easy to install, it is compatible with all 110V/220V E14 socket, no need any special installed tools 4This product is designed for appliance applications in refrigerators and freezers 5AC 110V or AC 220V, warm white or cool white are for you to choose from, please confirm the voltage and color temperature you need before buying