Power (W): 80/100/120/150/200; Power factor: 0.9/0.95; CCT (K): 4000/5000; Luminous efficacy (lm/W): 130; CRI (Ra): 70/80; Life span (hrs): 50,000; IP66 Options: - Voltage: 120/ 220-240/ 100 277V - Light distribution: Type I/ II /III / IV - Connect to lighting controller with standard â??Isolated 1-5V or 1-10V or 10VPWM or timer dimming - Surge protection: 10KV/20KV - Tool less maintenance Flicker-free; CE, KC certified, can apply for other standards as requirements; Warranty: 2 years; OEM accepted;