Product Review
Applications: The Simba Lighting® high output classic Thomas Edison vintage style LED filament ST21 (STS64) light bulb is an excellent addition to your home, backyard, restaurant, retail shop, etc. The retro "squirrel cage" filament light bulb is decorative for many general uses in ceiling fixtures, chandeliers, pendants, outdoor lanterns, you name it. Equipped with high quality filament LEDs, this light bulb provides a wide 360° beam angle. Eco-friendly and Energy Saving: This LED light bulb takes 4W, yet giving 420 lumens of light, which is equivalent to 40W of incandescent light output. That's 90% power savings! Assuming an average of 3 hours of daily operation and average cost of 11¢ per kW, the yearly energy cost is reduced from $4.8 to only $0.5! High-Performance Quality and Long Lifespan: The light temperature is 2700K, which gives very nice warm white yellowish color for superb ambiance. The color rendering index (CRI) is 80+ so the quality of light is excellent. This LED light bulb is UL and FCC certified to ensure high quality and safety. Up to 25,000 hours of lifespan, which is 23 years with 3 hours of average daily use! Product Specifications:
- Power: 4W, 40W incandescent equivalent
- Luminous Flux: 420 lumens
- Beam Angle: 360°
- Light Temperature: 2700K warm white
- Color Rendering Index (CRI): 80+
- Voltage: 110V, 120V, 130V
- Material: Clear glass cover
- Diameter: 2.5" (64mm), Length: 5.5" (140mm)
- Shape: ST21 (ST64)
- Base: E26 Standard Medium (26mm diameter)
- UL and FCC certified
- Dimmable using LED dimmers such as LUTRON DVCL-153P, LEVITON 6631, etc.
