GRV E17 80-4014 SMD High Power LED Bulb Silicone Crystal Bulb Smart IC Chip Dimmable 4W AC 110V Pack of 2 (Warm White) Super Bright High Quality Durable in use Really Long Lifetime Super Energy-saving High Power Dimmable LED light lamp Suggest use LED post-cut dimmers,LED bulbs maybe flicker or power decrease if use Incandescent dimmers