Save electricity bill. Replace 50W halogen bulb by 5W LED・ save electricity bill of lightingEasy installation. Standard MR16 shape with MR16 base. Can be easily fitted instead of ordinary MR16 halogen bulbsProprietary optics Lens enabling glare-free uniform lighting for all working environmentsReduce re-lamp frequency. Lifespan is over 30・000 hrs. Save effort and maintenance costs on changing bulbs frequently