Power (W): 50/70/100/120; CCT (K): 5000/6500; Luminous flux (lm): 3500/8000/10500/12000; CRI: >70; Life span (hrs): 30,000/50,000; IP66; Solar Panel: Poly Crystalline Technology/Mono Crystalline Technology, Power (W): 100/130/170, Voltage (V): 6/18, Lifespan: 20 years; Battery: Lithium LiFePO4 Technology, Capacity (Ah): 40/42/54, Voltage (V): 3.2/12.8, Lifespan: 10 years; Integrated light sensor, equipped with remote control; Dimmable; MPPT controller with 5 lighting modes preset; Flickerfree; CE, KC certified can apply for other standards as requirements; Warranty: 3 years; OEM accepted;