Unique Parallel Strip LED Ceiling Lamp: The ceiling lamp is made of high-quality aluminum base and plastic shield. Its wavy design adds a touch of modern style to your home decor, lighting up your space with elegance. 4 lamps 28W / 3 lamps 21W / 2 lamps 14W: Parallel strip with 4 lamps: Power: 28W; Parallel strip with 3 lamps: Power: 21W; Parallel strip with 2 lamps: Power: 14W; Light strip length: 35.6 cm / 14.02 in. Base diameter: 12 cm / 4.72 in. Height: 4 cm / 1.57 in. Light range: 5-10. Note: Installation required. All electrical lighting work should only be performed by a qualified electrician. Energy efficiency: No incandescent bulbs needed for this fixture; it's built-in LED. This LED ceiling lamp provides 1440 lumens, up to 30,000 hours of lifespan, and can save up to 90% energy. High quality: From materials to manufacturing process, every part of this lamp undergoes the highest level of quality control. The semi-transparent ceiling lamp is constructed from high-quality polycarbonate and durable metal with a polished chrome finish. Color options: Warm white / Cool white. The LED ceiling lamp emits a warm white light of 1400 lumens. It is rated for energy efficiency class A with an average lifespan of 30,000 hours (20 years with an average daily usage of 4 hours).