High quality standard. German quality standards. GS(Geprufte Sicherheit) certified Save electricity bill. Replace 40W halogen bulb by 3.6W LED, save over 90% on electricity bill of lighting Easy Installation. Standard MR16 shape with GU10 base. Can be easily fitted instead of ordinary MR16 halogen bulbs Eco-Friendly. RoHS compliant. No lead or mercury. No UV or IR Radiation Reduce re-lamp frequency. Lifespan is over 30000 hrs. Save effort and maintenance costs on changing bulbs frequently Solid State. Shockproof and vibration proof