Specification:1. Brand: Epistar COB chip2. CCT: 3000K-6500K3. Colors: Warm White /Cold white/White/Yellow/Red/Green/Blue4. Light Power: 3W/pc5. Beam angle: 80 degree6. Lumens: 300-900LM7. 50CM Cable as default 8. Lifespan:>50,000Hours9. Material: AluminumProduct Description:1. Input Voltage: 12VDC/24VDC2. Brightness degradation: 1%-3%/1kh 3. Lumen Maintenance: 80% at 50K Hours4. Color rendering index: ≥80Ra 5. Power Factor: ≥0.90 6. No UV or IR radiation 7. Operate Temperature: -40°C / +60°C8. High shock / vibration resistant Advantages:1. Environment friendly: No mercury and others harmful materials2. No flicker & RF interference, No buzzing noise, instant soft start and low heat3. Widely used for office, bars, residential rooms, hotels, commercial buildings and so on4. High Energy-efficient: only 20% power consumption of halogen lamp and incandescent lamp. Packing Include:1* cob lawn garden light