1.This LED AR111 Reflector bulb has 120 degrees beam angle and more than 80 CRI (color rendering index), not only do colors remain true, the quality of the light output also remains stable throughout the life of the bulb. which can give you an extraordinary comfortable and bright lighting experience in dark places. Packaging: Pack of 6. 2.The LED/COB AR111 light source has a rated power of 12 watts and a luminous brightness of 1,500 lumens. which can perfectly replace 100 watts ES111 halogen bulbs, Save up to 85% on your electric bill and reduce replacement frequency with the same light quality and maintain up to 30,000 hours of life time. 3.This LED AR111 dimmable bulbs which allows for a smooth dimming function of 10% brightness or a reduction to 10%, without any flicker no buzz, the lower heat and durability. Dimmable bulb is compatible with most dimming switches (dimming switches are not included). 4.The AR111 Spotlight LED bulb use Standard G53 Screw Terminal Base with a distance of 2.08 in (53 mm) between the two pins. overall dimension 4.37in W x 2.56in H (111x65 mm) Please check the dimensions before purchasing.