... % After 3,000HLife-span50,000HCertificateCE&RoHSWarranty 2 years SMD LED module is mainly applicable to ultra-thin light boxes, advertising signs ... protection, cold light source, no radiation, long life and so on. Supply voltage is normally 12V. Customer needs can also be ... with the other supply voltage. Features of 3528 SMD led module:1. Low wattage, energy efficient and major reduction in power ...