L LOHAS LED Dusk to Dawn LED Light Bulbs,40W Equivalent Outdoor Lighting

Auto on/off: With built-in light sensor,outdoor light bulb will detect the light intensity, turns on automatically at night and turns off when ambient lighting is sufficient. | Energy saving: 6w A19 dusk to dawn sensor led light bulb replaces a 40 watt incandescent light bulb. Save your electricity bill. | Good performance: Warm white 5000k, 501 lumens, automatic light bulb gives off a cozy and fresh illumination. Perfect for outdoor lighting. | Easy to install: This 5000k E27 base led bright porch light bulb fits most light fixtures, and detecting light brightness is not affected by walls or light fixtures. | Safety & reliable: It lasts 30000 hours and reduces frequency of re-lamp. No lead or mercury. Having extremely long lifetime, making them virtually maintenance-free, reducing the hassle and costs of frequently changing bulbs.