High quality standard. German quality standards. GS(Geprufte Sicherheit) certified Eco-Friendly. RoHS compliant. No lead or mercury. No UV or IR Radiation Solid State. Shockproof and vibration proof Reduce re-lamp frequency. Lifespan is over 30000 hrs. Save effort and maintenance costs on changing bulbs frequently Easy Installation. Can be easily fitted instead of ordinary incandescent or CFL light bulbs