Patent DIWL Lens, anti-glare,110-120lm/w, Epistar chip, lighting efficiency >0.9; PF>0.95, 24/38/60 beam ... dimmable, compatible with most dimmers in market;* Patent DIWLTM Lens, Fly-eye Design, Anti-glare, care for eyes, * High Lighting efficiency: >0 ... .9, CRI>75;* Voltage: AC100-240V, DC12V2. Dimension:3. DIWL lens: 4. Optical Parameters:5. Product code:6. Aging test ...