Dr.Lamp ST19 4W Edison Lamp,Vintage LED Filament Bulb Replace Equivalent 50W Incandescent,2200K Warm White E26 Decorative Retro Lights,Golden Tinted Antique LED Lamp,Dimmable CUL Listed (1 Pack) New Technology - LED Cob Filament Technology , Vintage Edison Style , Glass material, Screw Base to install , Low heat, Highly Efficient. Energy Saving & Long lifespan - 4 Watt LED Filament Bulb Replacement to Traditional 50 Watt incandescent light , 90% Energy Saving. Lasts up to 50 times longer than 50W incandescent light with an average life of 30000 hours. LOW OPERATING COST - $0.64/ year, Base on 4 hrs/days,11 /kWh cost depends rates and use. Vintage Style Commercial/Residential Lighting - Geart Decorative for Home , Hotel, Restaurants, Retail Stores and so on. 100% SATISFACTION GUARANTEE - Safety package, can avoid 98% damage during transport. If bulb damage or burn out, please contact us to get new replacement or partial refund immediately. Dr.Lamp Led filament light bulb is a light bulb that uses leds as its filaments, The bulb is clear glassvintage Edison style, Light is emitted from six LED filaments uniformly and evenly in all directions [360 degree beam angle], instead of focusing it in a specific area in the way that many LED light bulbs do. There is no delay in illumination when switched on. All the electronics is nestled inside the screw base which is almost not visible. The light produced by these bulbs is incredibly similar to natural light. But it does not have any infrared or ultraviolet radiation and it is uniform and soft on the eyes. They offer up to 90% energy savings over ordinary incandescent light bulbs. For instance, if you obtain an led bulb that uses 4 W it will offer the same amount of illumination of an incandescent bulb with a 50W rating Extremely low power consumption. And heat dissipation soon, after use few hours , while you touch it surface , will have little temperature or no. Long life is a distinguishing feature of these LEDs. Most bulbs are built to last for more than 30,000 hours of use. This extended lifespan is enhanced by a constant current source that ensures stability of parameters and prolongs the life of the bull. 360 degree beam angle, Clear golden glass led bulbs, LED filament bulbs turn on instantly to full brightness with no delay. Light Pattern same as incandescent bulbs. 2200K, The bulb lights up instantly with a warm glow which looks really retro and cool. Mercury-free, no flicker and no UV. Great for home decor lighting, chandeliers, in wall sconces, pendant, Ceiling fixtures or table and floor lamps. Ideal for household hotel decorative use in living rooms, dining rooms and bedrooms The LED filament bulb is usually used in places where incandescent bulbs had been used before. For instance, it is used indoors in homes,offices,commercial environments such as hotels,shops. These LED lights give off a warm inviting golden soft glow when used in table lamps or as accent lights. They are perfect for creating a very pleasant atmosphere in sitting rooms or bedrooms.