Bulb combines the traditional LED bulb E26 base and new LED technology. It is an ideal substitute for incandescent and halogen bulbs, which can save up to 90% of electricity bills and low power consumption. The lamp power is 5 watt-hours and can emit 400-450 lumens of output. A15 light bulb is suitable for most E26 bases, CRI 85+, immediate full light output without delay, instantly illuminate 100% brightness, giving you a vivid and natural visual experience. And the beam angle is 220, zero flicker light, zero delay and zero glare, uniform luminescence, it is a good choice for home. The bulbs have different color temperatures for you to choose Choose different color temperature to bring you different feelings. A15 led 3000k warm white E26/medium base light bulbs can create a warm atmosphere. Rooms that you relax in or entertain in look best with warmer light. 5000K Daylight light bulbs can make you feel more wide awake, which makes it ideal for task lighting in home offices. Energy-saving light bulbs the operating voltage range is 100-251V, and the brightness of the bulb will not change. But it should be noted that the LED bulb is not dimmable.