... hoursSPECIALITIES:high effiency,low heat waste,long lifetime,no UV&IR,NO Hg,unbreakable,environment friendly,no flickerAPPLICATIONS:show case,counter ... Transparent PMMA Lens 2. With quality famous-brand LED Inside(Cree, Bridgelux, Epistar,Edison LED for option) 3. Lifetime: 50, 000h(17 years ...