Dimmable: These 4W g9 LED bulbs are compatible with all types of LED dimmers and have excellent dimming effect in the range of 0-100% without flickering or buzzing. They can also be used as non-dimmable bulbs. G9 400LM: G9 LED 4W warm white 3000k lamp 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 chandelier. Energy saving: 4W G9 LED lamp equivalent to 28W-40W G9 halogen lamp, reduce energy consumption by more than 90%. Low maintenance cost. Ideal indoor wall lighting. Durable quality: G9 base, small size 18*50mm, easy to install. Instant lighting, there is no warm-up time. 30,000 hour lifespan. LED lighting is more energy efficient than traditional light bulbs! Applications: Neutral G9 LED lamp is suitable for interior lighting and commercial lighting. Ideal for wall lamp, mirror light, chandelier, ceiling lamp, table lamp, cabinet, wall sconces etc.