4watt warm white led desk lamp

4watt whiteled desk lamp specification Power:4W Power supply:DC12V 500mA Input voltage:AC100-240V 50/60Hz Output voltage:DC12V 500mA LED chip:Taiwan chip Lumen:220LM Illuminance:1200LUx Light color:white Color temperature: 5500-7000k available for all colors: white/warm white/yellow/blue/green,RGB,etc. Material:anodized aluminum surface flash silver / black anodized, ABS roof paint, transparent acrylic base. Dimension:L230*W50*H430mm Aluminum tube lengh:450mm N.W:0.7kg Lifetime:50,000Hours CE&ROHS rated Applications desk, bed, desk, computer operations, entertainment auxiliary lighting, living room, commercial , gift shops, schools, Power consumption: 0.5W