... conductivity up to 53Big overall heat dissipation area , light weight, fast flow, good heat dissipation,low ... friendly, and only 20% power consumption of halogen lamp and incandescent lamp.2. Long lifespan >50,000 hours.3. ... light.Application: To replace the traditional halogen lamp, and widely applied in store, display window, hotels, house, exhibition halls, and other local decorative lighting ...