GY B22 9.5W LED bulb delivers 1521 lumens, outshining a 13W F-class bulb (1500LM) while saving more energy, and holds UK Class-C efficiency – beating conventional E, F and even A++ ratings. Designed for 220-240V AC, it offers instant, flicker-free, glare-free light with low heat output (avoid direct eye contact). CRI over 80 ensures vivid true colours; non‑dimmable. With standard B22 bayonet base, it fits a variety of fixtures easily. A 25,000‑hour lifespan cuts replacement costs, ideal for homes, offices, and commercial spaces.