... Fin-shape heatsink 2.Isolated power supply 3.Even illumination. 4.Taiwan chip and 20lm/led 5.Supply OEM service. Specofication: ... lifespan , low cost of maintenance. 6,Energy saving and high luminous intensity, energy consumption can be 30% of traditional bulbs ... courtyard. 2,Suitable for spot light in art display, museum jewelry counter. 3,Window display in fashion shop, fashion show, notebook PC ...