... 1. Long lifetime: >50,000hours2. Energy conservation: compared with incandescent lamp , led bulb save over 50% energy.3. Eco-friendly: no UV ... with Aluminum5. No flicking, no humming, lower maintenance costsApplication of led down light:widely used in office, sitting room, bedroom, ... About us:1·Over 5 years of industry experience in LED manufacturing2·Energy saving up to 80% compared to traditional ...