Lower energy consumption: E14 LED lamps have a high light output of 470 lumens. With a low energy consumption of 4 watts, it can replace 40 watts incandescent bulb; Long CV: This E14 filament bulb has an energy efficiency class A+, it shines for 15,000 hours and lasts 15 times longer than incandescent bulbs; High color rendering: The CRI of 40W LVWIT LED bulbs is always above 80, so colors are rendered more natural; Immediately light: The bulb with a small E14 Edison screw does not require warm-up time and shines immediately when turned on; Perfect for Crystal Lamp: With the transparent material, our led filament bulb is perfect for crystal lamp. And the 2700K warm white light creates a warm atmosphere. High efficiency bulb: This brand LED illuminant achieves the second energy efficiency class E, thus guaranteeing high energy savings. Applications: Indoor use only; Ideal for use Perfect for use in kitchens, living rooms, bedrooms and hallways in your table and floor lamps, pendant lights or ceiling accessories etc.