Bescon Innovative Technology is one of the leading China bs-st58n4 3.5w st58 st18 vintage led filament bulb manufacturers and suppliers, with professional factory we are always able to offer you cheap bs-st58n4 3.5w st58 st18 vintage led filament bulb with reliable quality.
MODEL: BS-ST58N4 /E26/27/B22 Specification
3.5W ST58 ST18 Vintage LED Filament Bulb
Design as incandescent lamp structure, it can perfectly replace incandescent bulbs.
High efficiency and energy saving: effect lighting up to 110LM/W.
Lighting comfortable: CRI>80, no dark space, luminance uniformity.
Long lifespan: about 25000 hours.
Green environmental protection: no halogen, mercury and other harmful substances,
comply with CE, RoHS directive.
● By optimizing LEDs permutations and combinations to achieve the best light efficiency;
● Consistent with traditional incandescent light bulb’s design, retro style, inert gas filled in the light bulb helps
● Imported LED chip ensure LED’s efficiency, low energy consumption, stability;
● With built-in constant current output driver, high power conversion efficiency, good stability;
● Long lifetime, up to 25,000 hours, high reliability;
● Professional industrial and optical design to create a high-end and elegant optical environment;
● Contrast with traditional light source, energy saving 60%-70%;
● No mercury, green and environmental protection, no radiation, no ultraviolet rays, no flicker, protect your eyes;
● Easy installation.
E27 / E26 / B22
4 PCS 38mm long led filament
Can be widely applied to offices, shopping malls, hotels, hospitals, exhibition halls, conference rooms, showcases, home interior and other places, especially suitable for luxury and high standard large space decoration lighting.