Adopt TOP 5050 SMD LED, no light spot, with a low lumen recession and good consistency. 2. With a low power consumption and high lumen value, 20-22LM/led, a long life-span, maintenance-free. 3. With a plastic injection technique for outer cover, this unique structure grants a better cooling effect. UL 94V0 ABS. 4. IP Rate: IP67, 5. DC 12V low voltage input , reliable and safe. 6. Adopt series-parallel connection circuit, 20/50pcs per string, each module could be singled out. 7. Viewing angle: 120°. 8. 5 years warranty.