Dimmable: These 4W G9 LED bulbs are compatible with all types of LED dimmers and have excellent dimming performance in the 0-100% range without flickering or buzzing. They can also be used as non-dimmable bulbs. G9 400LM: G9 LED 4W warm white 3000k bulb with 51 SMD LEDs, AC 220-240V, 480LM with 360-degree beam angle, ensures even light distribution. 220V G9 LED is ideal for kitchen crystal chandeliers. Energy Saving: 4W G9 LED bulb is equivalent to a 28W-40W G9 halogen bulb, reducing energy consumption by more than 90%. Low maintenance cost. Ideal for indoor wall lighting. Durable Quality: G9 base, small size Ø18*50mm, easy to install. Instant lighting, no warm-up time. 30,000 hours lifespan. LED lighting is more energy-efficient than traditional incandescent bulbs! Applications: Neutral G9 LED bulb is suitable for indoor lighting and commercial lighting. Ideal for wall lamps, mirror lamps, chandeliers, ceiling lamps, table lamps, cabinets, wall sconces, etc.