Power (W): 30/40/60/70/100/120/150/200; Power factor: 0.95; CCT (K): 4000/5000; Luminous efficacy (lm/W): 110/115/125/130/135; CRI (Ra): 70/80; Life span (hrs): 30,000/50,000; 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 3-Timer-Modes Dimmableâ?? connection. - Surge protection: 10KV/20KV Flicker-free; CE, KC certified, can apply for other standards as requirements; Warranty: 2 years; OEM accepted;