In order to enhance the productivity in offices or households， you need to make a correct choice in terms of LED lights. You might as well pay attention to this 3W 9-11V 270-300LM White Light COB Lamp Bead 20 / 28. Having adopted LED as the light source， it has successfully increased brightness to a large degree. Exquisite craftsmanship adds much charm to its appearance. And it is also a kind of energy-saving product， without radiation， pollution and harmful components. Furthermore， though white light isbright， it won’t hurt your eyes. This LED bead has been used in many fields. How about taking one back home for your own use?                                    Features            Energy-saving and environment friendlyWith a long service timeNo pollution， no UV， infrared and thermal radiationLow thermal resistance， low cost， high efficiencyCompact and lightweight， easy to installHigh thermal performance， super bright warm white lightPerfect for decorating wedding， party， garden， home， mall， etc.                                                            Specifications             Dimensions     0.08 x 1.10" / 0.2 x 2.8 cm (H x Dia)    <br> Weight     0.07 oz / 2 g    <br> Power     3W    <br> Voltage     9-11V    <br> Lumen     270-300lm    <br> Light Color     White     <br>                                                             Package Includes            1 x COB Lamp Bead<br>