... hours guarantee, safe voltage -DC12V&20A.5. High light LED inside, surface luminance can be high to 500- ... (different colors).6. Uniformity with the unique light absorption layer for transmission of light, refraction.7. Ametabolic, waterproof, fireproof, ... 10. Environmental protection: Have no light pollution or chemical pollution.11. Energy-saving--LED as light source allows greatly reduce the power ...