Energy Savings: 4W E12 LED Candelabra Light Bulb, equivalent to 40 Watt incandescent light bulb, saves 90% electricity. This E12 LED bulb is not dimmable; do not use with a dimmer switch. Excellent Performance: Each E12 LED bulb emits warm white light at 2700K, 400 lumens, providing a gentle and comfortable environment. Durable: Lasts up to 20,000 hours, reducing replacement frequency. Contains no mercury, UV or IR radiation, making it safe for home use. Buy with Confidence: Committed to high quality products and customer satisfaction. This product comes with an 18-month service warranty. with any issues and we will assist promptly. Easy Installation: Standard E12 candelabra screw base for simple installation. Ideal for decorative lighting applications such as chandeliers, ceiling fans, and candle-style fixtures. Energy Saving: This 4W LED filament bulb replaces a 40W incandescent bulb, delivering 400 lumens of bright warm white light while improving energy efficiency and ambiance. Instant on, no waiting for full brightness. High Quality Ensures Safety: Designed with safety in mind to reduce risks associated with overheating, electric shock, and fire hazards. Application: Suitable for indoor residential, commercial, and industrial lighting including kitchen, living room, dining room, bedroom, hallway, hotel rooms, offices, hospitals, schools, factories, museums, shopping malls, supermarkets, and restaurants where accent lighting is needed. Product Specifications: Not Dimmable Base Type: E12 Color Temperature: 2700K Warm White Luminous Flux: 400lm Power: 4W CRI: 80 Beam Angle: 270 degrees Input Voltage: 120V AC Equivalent to 40-watt incandescent Diameter: 35mm, Height: 99mm Lifespan: 20,000 hours Package Includes: 10 x E12 4W LED Candelabra Bulbs, Warm White 2700K