1. Lamp beads: High Power lamp beads, 3W/piece; 2. Color temperature: 6000K; 3. Brightness: 3000LM; 4. Power: 30W; 5. Number of chips: 40pcs * 0.75W High Power LED 6. Material: aviation aluminum alloy die-casting shell, PC mirror, 304 stainless steel bracket; 7. Voltage: 9~30V, DC 8. The principle of heat dissipation: aviation aluminum alloy barrier heat dissipation 9. Use models: General models, including trucks, forklifts, off-road vehicles, engineering vehicles, cars, ships, motorcycles, etc.