LED light bulb - 1 Watt - 12 volt - 25 lumen
The Power Bulb SBM3 and SBM6 are offered in white with either 3 chip LEDs producing 1 watt/25 lumen, or 6 chip LEDs producing 2 watts/50 lumen with actual output of 20 and 40 Watts of clear white light! Install the Power Bulb SBM3 and SBM6 in existing 12vdc open fixtures, off-grid cabins/homes , or install them as is for extra lights where you need them. Just be sure they are used indoors or if outside, under the eaves or weather protected location. They have built in heat dissipation holes so moisture cannot make contact with the electrical circuit. Good in RVs, boats, planes, sheds, work benches, porch lights, truck berths and box, truck compartments. Use as a battery powered light for camping, fishing trips, back yard parties, emergency lights.12vdc LED light bulbs, LED MR-16 bulbs, and Medium (Edison) Base LED Screw bulbs.
The lumen (symbol: lm) is the SI unit of luminous flux, a measure of the perceived power of light. Luminous flux differs from radiant flux, the measure of the total power of light emitted, in that luminous flux is adjusted to reflect the varying sensitivity of the human eye to different wavelengths of light.Lumen (unit) - Wikipedia, the free encyclopedia