Power (W): 10/20/30/50/70/100/150/200; Power factor: 0.5/0.9; CCT (K): 3000/4000/5000/5700/6500; Luminous efficacy (lm/W): 80/85/90/95/100/120; CRI (Ra): 80; Life span (hrs): 30,000; IP66; Options: - Voltage: 120/ 220�·240/ 100�·277V - Driver: non-isolated/isolated - Surge protection: 6 KV/10KV/20KV Flicker-free; CE, KC certified, can apply for other standards as requirements; Warranty: 2 years; OEM accepted;