Material : aluminum alloy+ PC Size: 60* 120mm Working voltage: AC100-240V 50/ 60HZ Socket: E26, E27 LED: LUMENMAX 5630 LED quannity: 20pcs Power: 6W Luminous efficiency: 90LM/ W Power factor> 0.85 Working temperature: -40-60 centigrade CRI> 80 RF: 433.92MHz