Higher Effeciency Ceileng Light Indoor 500wats

500 W LED High Bay – ~140–170 lm/W Lumen output: ~70,000–80,000 lm Efficiency: ~140–170 lumens per watt (lm/W) — high efficiency. Uses quality LUMILEDS SMD LED chips. Power factor > 0.95 and long life (~50,000 h). IP65 rated, dimmable options. Great for high ceilings (warehouses, factories, big halls). � Fireflier Lighting Limited Best where: high installations and wide indoor spaces, replacing traditional metal‐halide lamps with more efficient LEDs. � Fireflier Lighting Limited 2. 500 W LED High Bay with ~120 lm/W Lumen output: ~60,000 lm Efficiency: ~120 lm/W Good brightness with reasonable efficiency. IP65 rated and durable aluminum housing. Ideal if budget is a priority but you still want strong, energy‐efficient lighting.