SANSI's Rugged hollow housing design, imported premium led chips and patented ceramic heat dissipation technology ensure excellent heat dissipation and long-lasting performance. The 5000K daylight comfortable glow provides no harsh-glare healthy light. Flicker-free, no buzz or noise.

• 4000 Lumens output and 5000K daylight make it perfect for warehouse, basement, barn, garden, office, shopping mall, supermarket, station, restaurant, hotel, workshop, display area, etc
• Energy efficient: cut down your electricity bill and extend the lifetime of your bulbs by replacing 250-Watt to 300-Watt with LED 30-Watt
• Long life service time of 22.8-years (based on 6-hours/day) ensures no need to change bulbs frequently
• Saving over 88% ($200) on your energy bill
• Easy installation: connect directly into medium screw E26 bases, just screw it in
• CRI80 provides true color temperature experience, everything is just pleasant on your eyes
• Certified quality - isolated built-in power supply with constant current making this bulb more stable, ensures a longer service life (25000-hours) in the segment