... external power supply 3, power factor: >0.9 4, CRI:>80 5, CE, RoHs, FCC 10W pure white Dimmable LED restaurant light ... , well-designed heat dissipation.4, safe and reliable external power supply.5, long life span: up to 50000hours.Specifications:material: aluminum ... (Dia.) x 65H0.53Photos:Application: 10W pure white Dimmable LED restaurant light