Power (W): 30/40/50/70/100/150/350; CCT (K): 3000/6500; Luminous flux (lm): 1200/1300/1700/2000/3000/3500/4000; CRI: 70 Life span (hrs): 30,000; IP65 Solar Panel: Poly Crystalline Technology, Power (W): 20/40/55, Lifespan: 20 years; Battery: Lithium LiFePO4 Technology, Capacity (Ah): 15/20/30/35/40, Lifespan: 10 years, Using light sensor or remote control for on/off modes, Dimmable; Flickerfree; CE, KC certified can apply for other standards as requirements; Warranty: 2 years; OEM accepted;