With nice appearance, 3.5W silver aluminum alloy ceiling light can exchange heat rapidly and save energy, helping to protect the environment. Output power: 3W Power factor: >0.80 Light source: SMD 3*1W Luminous Flux: 70lm/pcs Correlated color temperature: 2800K-8000K Color rendering index: >70 Beam angle: 30±5 Lifespan: 50,000 Hours