1. 220V or 110V, highlight R7S glass light, dimming 2. Convenient replacement of the old halogen lamp 3. High brightness, high color display index, and energy saving 4. LED lamp bead model: COB 5. Number of L E D lamp beads: 1 6. Light body material: ceramic + glass 7. Light head specification: R7S 8. Protection level: IP100 9. Input voltage: 110 / 220V 10. LED chip brand: Three Ann photoelectric 11. Color temperature: 3000K (warm white), 4000K (natural white), 6000K (cold white) 12. Power: 10W / 20W 13. Size: 14x189mm, 16x78mm, 16x118mm 14. Net weight: 14x189mm: 20g, 14x78mm: 12g, 14x118mm: 20g