1. Simple design, easy installation. 2. Major reduction heat generation, long life. 3. Low power consumption, saving energy and environment protection. 4. High ability of shock resistant, brighter light, low temperature. 5. Specification: Voltage: DC9-32V LED chip: Seoul CSP Y19 Color temperature: 6500K white Housing material: aviation aluminum Working temperature: -40 ~ 105 degrees Celsius Lamp holder: H4 / 9003 Power: 15W Lumen: 1600LM