【Eco-Friendly】No flicker or strobe, no UV, no IR, no mercury, no lead, eliminates eye fatigue caused by traditional bulbs and effectively protects your family's eyesight. Energy Saving: The E27 4W vintage bulb replaces 40W traditional bulbs, provides up to 91% energy savings compared to traditional bulbs. 30,000 hours average lifespan, significantly reducing the frequency of replacement. Versatile Use: With a standard E27 base, it can be easily installed on chandeliers, wall lamps, pendant lamps, table lamps, ceiling lamps, etc. Ideal for use in living room, bedroom, bathroom, cafe, etc. 【Retro Lighting】 The light is ideal for creating a warm and comfortable atmosphere. The color temperature of 2700K is more comfortable than other traditional 2200K color temperature lamps. The beautiful