... ourself popular design& competitive price CE, RoSH certificaition Key specification:led spotlight housingPower: 5W ,10W, 15W ,20W,30VVoltage:AC85-260V ... ,232x95mmCertification:CE 3C,ROHS Hole size:155mm 8. Low heat, No UV or IR light radiation 9. Light source ... buzzing noise Instant soft start,good heat dissipation Nice appearance, Special circuit design,each LED work separately,avoilding the single ...