Often used for floodlights, work and security lights, showroom, stage and studio lights, floor lamps, landscape lights, etc. The R7s light bulb has omni-directional 360 degree beam angle. There is no mercury content and it is instant on. This halogen light bulb takes 150W, giving 1600 lumens of light. Assuming an average of 3 hours of daily operation and average cost of 11 cents per kW, the yearly energy cost is $18.0. Important Facts on Shopping for Light Bulbs: When shopping for light bulbs, please DO NOT go by the listing photos, as the photos cannot give you an accurate match. Instead, please verify the light bulb dimensions, shape code, base, voltage, and wattage all match the type you are replacing. Please also DO NOT go by the applications listed in the listing. There are many variations of light bulbs used for the same application. So, please make sure to make the right match prior to order. Product Features: