This down-light is made of high thermal conductivity aluminum for high performance heat dissipation and long life. This down-light is driven by constant voltage and has intelligent input and output current to protect the lamps. Thanks to the LED's, the LED lamps have a lifespan of about 50,000 hours and hold approximately 50 times longer than a normal light bulb. Application variety. Bathroom, kitchen, living room, bedroom, dining room, hallway, office, hotel, library, KTV, meeting room, show room.