Upgrade your lighting with the TopLux 2D 4 Pin 28W Compact Fluorescent Lamp. This energy-efficient bulb offers a brightness of 1820 lumens and a cool white light colour of 4000K, perfect for any home or office setting. With a lifespan of 10,000 hours, this CFL bulb is designed to last longer and save you money on your electricity bill. The bulb features a 4-pin connector and is shaped like a 2D bulb, making it suitable for use in a variety of fixtures. Its colour temperature falls between 3500 - 4500 K, which is a natural/neutral tone. Switch to a more sustainable lighting option with the TopLux Compact Fluorescent Lamp.