SMD led bulb Three-color/step dimming Features 3 Adjustable Color Temperatures/brightness in 1 bulb 3 Adjustable Color Temperatures/brightness to meet various demands, Warm/Natural/Cold White(2700K/4000K/6500K),can adjust the bulb's color temperature according to your needs and get the comfortable light mood. when you are in bedroom, can use 2700K (soft white), in living room, 4000K(daylight), in study room, 6500K(bright white). Dimming in 3 Levels Easily dim the light in 3 levels to get the ideal brightness, no flicker, eye care, and good for baby/elder care, children studying and reading. Packaging & Delivery Packing Detail: Color box Delivery Detail: 25days Product warranty We are would like to inform you that all LED products from Changzhou Aladdin Lighing Tech Co.,Ltd has 2 years quality warranty. If the products you pushased from us has any quality problem caused by our company, we will replace it in warranted time for free. Our advantages 1. Professional R&D team with advanced production technology. 2. Perfect after sale service, to help solve the problems of the customer. 3. Acting the best interests of clients, to help save cost. 4. Professional logistics service, one-step purchasing, to help save time