Advantages: super waterproof, can reach IP68 rating. The direct discharge soaked to the water a short time. 2. Using imported brand chips as the light source material, with high brightness, low light decay, long life characteristics. Zero light decay 3000 hours, 2 years optical decay rate is controlled within 25%. 3.19 tinned copper line quality the other manufacturers wires to prevent overheating, aging, anti-oxidation. For more detailed information, please two under us!