ChiChinLighting E27 12v LED BULB Solar Powered Use, Marine, Rv Lighting Use 4.5 Watts E26/E27 Standard Edison Screw Globe Type 12v low voltage LED light bulb, super energy saving and safe Could be used for RV lighting, marine lighting, boat lighting, solar powered system lighting etc Non-dimmable and PLEASE DO NOT USE ON 110V Could be powered by led strips or under cabinet lighting tranformers as long as it is DC 12V output