LED Spot Light 1. Luminous Efficiency: 90lm/w 2. Input Voltage: ... : 3200~8000K 4. CE, RoHS, ISO LED Spot Light 3W High Quality Long Life 1. Power: 1w, 3w, 4w, 5w, 6w, 7w, 9w ... , 12w2. Luminous Efficiency: 90lm/w3. LED Chip: Bridgelux From USA4. Input ... : 7 days when quantity under 500pcs13. Base: E27, E26, B22, MR 16, GU 10 Picture: