Our 35 Watt equivalent 2700 kelvin LED Bi-Pin fits most fixtures that can take a standard size GU5.3 MR-16 Bi-pin Base. This LED light bulb is specifically designed for landscape lighting and outdoor low voltage lighting use. Will fit most competitive brands and ideally used in Spot Lights, Wash Lights, In-Ground Lights and some Underwater Fixtures. These lamps are IP65 watertight encapsulated to help keep moisture away from the LED diodes; the composite/aluminum infused heat syncs help draw heat away from the lamp to increase its lifespan. For use with only 12 Volt Low Voltage AC Transformers. Great for applications when you are looking for a warmer light. Rated for outdoor use in damp locations and thermal protection for use in sealed landscape lighting fixtures.